Common use of Time Schedule Clause in Contracts

Time Schedule. a. Within sixty (60) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s Architect, in consultation with Landlord, the Construction Supervisor and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five (5) Business Days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty (30) Business Days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, and (B) incorporate into the Tenant Improvements the materials set forth on Schedule C-3 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five (5) days after Tenant submits the Contract Documents to Landlord. Tenant shall revise the Contract Documents to meet Landlord’s objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven (7) Business Days after Landlord notifies Tenant of Landlord’s objections, if any. Landlord’s approval or rejection of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (A) satisfy applicable code requirements, (B) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (C) will not interfere with, and/or otherwise adversely affect, base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s Plans”. d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlington, Virginia. The Tenant’s Plans shall be prepared in accordance with a CAD data or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Laws), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable first-class office buildings in Arlington, Virginia. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the ES Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan within five (5) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable 's objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlordapproval. b. Within thirty (30) Business Days after After Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the ES Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the ES Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 B-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord's approval in its sole discretion). Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five (5) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven (7) Business Days after approval. Landlord notifies shall advise Tenant of Landlord’s objections, if any. Landlord’s 's approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems within five (including without limitation the plumbing, electric, HVAC, mechanical or life safety system5) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faithbusiness days after Tenant submits same. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the ES Tenant Improvements in the PremisesExpansion Space, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “"ES Tenant’s Plans”." d. The ES Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class Class A office building in Arlington, Virginiathe I-270 Corridor submarket. The ES Tenant’s Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8" reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. The ES Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable first-class normal Class A office buildings in Arlingtonthe I-270 Corridor submarket. Notwithstanding anything to the contrary contained in this Work Agreement, VirginiaLandlord shall have the right to disapprove, in its sole discretion, any portion of the ES Tenant’s Plans that Landlord believes will or may affect the exterior (understanding that the Expansion Space is located on the first [1st] floor of the Building and as such the Tenant Improvements within the Expansion Space will be visible from the exterior of the Building) or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand thereforeTenant’s receipt of an invoice therefor, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s's, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the ES Tenant’s Plans by to the extent that that Landlord reasonably determines that it is necessary for Landlord to engage a professional third party to ensure review the ES Tenant’s Plans with respect to any structural or MEP issue. Landlord shall notify Tenant prior to engaging any such third-party so as to provide Tenant the right to modify any issue that they are in conformance with Landlord’s sustainability practicesnecessitates such engagement.

Time Schedule. a. Within sixty (60) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five seven (57) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty ten (3010) Business Days business days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 B-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord’s approval in its sole discretion). Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five ten (510) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven five (75) Business Days after Landlord notifies Tenant days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems within five (including without limitation the plumbing, electric, HVAC, mechanical or life safety system5) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faithbusiness days after Tenant submits same. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s Plans.”. d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlingtonthe Herndon, VirginiaVirginia area. The Tenant’s Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8” reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe Herndon, VirginiaVirginia area. Notwithstanding anything to the contrary contained in this Work Agreement, Landlord shall have the right to disapprove, in its sole discretion, any portion of the Tenant’s Plans that Landlord reasonably believes will or may affect the exterior or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty ten (3010) business days after written demand thereforetherefor, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60) days after the Effective DateOn or before April 4, 2000, Tenant shall furnish have furnished to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 SCHEDULE B-3 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan tendered by Tenant within five seven (57) Business Days days after Tenant submits the Final Space Plan to Landlord. In the event Landlord disapproves the Final Space Plan, Landlord shall specify its reasons for such disapproval. Tenant shall promptly revise the proposed Final Space Plan to the extent reasonably necessary meet Landlord’s reasonable 's objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt days after Landlord notifies Tenant of Landlord’s 's objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty (On or before April 30) Business Days after Landlord approves the Final Space Plan, 2000, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; and (ii) to enable the Tenant Contractor (hereinafter defined) to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined)Improvements. The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 SCHEDULE B-4 attached hereto, ; and (B) incorporate into the Tenant Improvements the Building standard materials set forth on Schedule C-3 SCHEDULE B-5 attached heretohereto (the "Building Standard Materials"). Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five ten (510) days after Tenant submits the Contract Documents to Landlord, and in the event Landlord disapproves same, Landlord shall specify its reasons for such disapproval. Tenant shall revise the Contract Documents to the extent reasonably necessary meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven five (75) Business Days business days after Landlord notifies Tenant of Landlord’s 's objections, if any. Landlord’s approval or rejection of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (A) satisfy applicable code requirements, (B) are sufficient to enable Tenant the Contractor to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (C) will not interfere with, and/or otherwise adversely affect, base Building systems; provided, however, that if the Contract Documents must be revised for such reasons, or otherwise, such revisions shall be at Tenant's cost and any delay arising in connection therewith shall constitute a "Tenant Delay" (hereinafter defined). c. In the event that: (i) Landlord fails to approve or reject the Final Space Plan within seven (7) days of Tenant's submission of same to Landlord (pursuant to Section 3.a, above), or (ii) Landlord fails to approve or reject the Contract Documents within ten (10) days after Tenant's submission of same to Landlord (pursuant to Section 3.b, above), Tenant shall have the right to deliver to Landlord (at the address set forth in Section 1.g, above, provided that such notice shall also name "▇▇▇▇ Alt" as an addressee thereof), a written notice (the "Plans Approval Notice") advising Landlord that Landlord has failed to timely approve the Final Space Plan or the Contract Documents, as the case may be in accordance with Paragraphs B.3 of the Work Agreement. The Plans Approval Notice shall state, in bold letters, the following: "FAILURE BY LANDLORD TO APPROVE OR REJECT THE FINAL SPACE PLAN OR THE CONTRACT DOCUMENTS (AS APPLICABLE) WHICH WAS PREVIOUSLY TENDERED BY UNIVERSAL ACCESS, INC. ("TENANT"), WITHIN FIVE (5)BUSINESS DAYS AFTER LANDLORD'S RECEIPT HEREOF MAY RESULT IN LANDLORD'S HAVING TO ▇▇▇▇▇ RENT PURSUANT TO SECTION 3.C OF TENANT'S LEASE OF PREMISES AT ▇▇▇▇▇ ▇▇▇▇▇▇▇ ▇▇▇▇ ▇▇▇▇▇, ▇▇▇▇▇▇▇, ▇▇▇▇▇▇▇▇." In the event that Landlord fails to approve or reject the Final Space Plan or Contract Documents described in the Plans Approval Notice, by the date (the "Final Approval/Rejection Date") which is five (5) business days after Landlord's receipt of the Plans Approval Notice (which notice contains the language set forth above), and as a result of such delay by Landlord, the Tenant Improvements are not substantively completed by October 1, 2000 (extended day-for-day by Tenant Delay or Force Majeure), then in such event, for each day after the Final Approval/Rejection Date that Landlord fails to approve or reject the Final Plan or the Contract Documents, as applicable, Tenant shall be entitled to receive, after the Commencement Date, an abatement of one day of Annual Base Rent under the Lease. d. Within two (2) business days after Landlord approves the Contract Documents, the Space Planner shall deliver to Landlord (i) a reasonable number of "permit sets" of the Contract Documents; and (ii) a reasonable number of sets of the Contract Documents for delivery to the Approved Bidders (hereinafter defined) for review and pricing. e. The Final Space Plan and the Contract Documents are referred to collectively herein as the “"Tenant’s 's Plans”." All approvals by Landlord hereunder shall be in Landlord's reasonable discretion, except to the extent that any proposed Tenant Improvement affects or alters the base Building or any base Building system, in which event Landlord's approval or rejection of such Tenant Improvement shall be made by Landlord in its sole discretion. d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlington, Virginia. f. The Tenant’s 's Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans 's Plan shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans With Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe Herndon, VirginiaVirginia area. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60) days after the Effective DateOn or before September 8, 2000, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 SCHEDULE B-1 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan within five seven (57) Business Days days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable 's objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt days after Landlord notifies Tenant of Landlord’s 's objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty ten (3010) Business Days after Landlord approves days following Landlord's approval of the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; and (ii) to enable the Tenant Contractor (hereinafter defined) to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined)Improvements. The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, and (B) incorporate into the Tenant Improvements the materials set forth on Schedule C-3 SCHEDULE B-2 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five seven (57) days after Tenant submits the Contract Documents to Landlord. Tenant shall revise the Contract Documents to meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven five (75) Business Days business days after Landlord notifies Tenant of Landlord’s 's objections, if any. Landlord’s approval or rejection of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (A) satisfy applicable code requirements, (B) are sufficient to enable Tenant the Contractor to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (C) will not interfere with, and/or otherwise adversely affect, base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s 's Plans”." d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlington, Virginia. The Tenant’s 's Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans 's Plan shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans With Disabilities Act, as amended), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe ▇▇▇▇▇▇, VirginiaVirginia area. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60) days after In the Effective Dateevent that Tenant desires to install in the Premises any Tenant Improvements which require a building permit to undertake, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan within five ten (510) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable 's objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five seven (57) Business Days days of Tenant’s 's receipt of Landlord’s 's objections, if any. Landlord shall will advise Tenant of Landlord’s 's approval or disapproval of the revised Final Space Plan within five (5) Business Days business days after Tenant’s delivery of Tenant submits same to Landlord. b. Within thirty (30) Business Days Promptly after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 B-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord's approval in its sole discretion). Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five fifteen (515) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven ten (710) Business Days after Landlord notifies Tenant days of Tenant's receipt of Landlord’s 's objections, if any. Landlord shall advise Tenant of Landlord’s 's approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Documents within ten (10) business days after Tenant submits same to Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “"Tenant’s 's Plans”." d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlingtonthe Baltimore, VirginiaMaryland area. The Tenant’s 's Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8" reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. Tenant’s 's Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe Baltimore, Virginia. e. Maryland area. Notwithstanding anything to the contrary contained hereinin this Work Agreement, Tenant Landlord shall reimburse Landlordhave the right to disapprove, within thirty (30) days after written demand thereforein its sole discretion, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review portion of the Tenant’s 's Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practicesLandlord believes will or may affect the exterior or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems.

Time Schedule. a. Within sixty (60) days after the Effective DateOn or before _____________, 2005, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five (5) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five three (53) Business Days days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty ten (3010) Business Days business days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 B-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord’s approval in its sole discretion). Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five ten (510) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven three (73) Business Days after Landlord notifies Tenant days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems within five (including without limitation the plumbing, electric, HVAC, mechanical or life safety system5) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faithbusiness days after Tenant submits same. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s Plans.”. d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlingtonthe Herndon, VirginiaVirginia area. The Tenant’s Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8” reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe Herndon, VirginiaVirginia area. Notwithstanding anything to the contrary contained in this Work Agreement, Landlord shall have the right to disapprove, in its sole discretion, any portion of the Tenant’s Plans that Landlord believes will or may affect the exterior or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty ten (3010) days after written demand thereforetherefor, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Attached hereto as Schedule B-2 is a preliminary space plan (the "Preliminary Plan") prepared by the Space Planner showing the general layout of the Premises upon completion of the Tenant Improvements, which Preliminary Plan has been approved by Landlord and Tenant. b. Within sixty three (603) business days after the Effective Dateexecution of the Lease, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor and the Engineers, substantially in conformance with the Preliminary Plan approved by Landlord. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-3 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan within five (5) Business Days days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable ▇▇▇▇▇▇▇▇'s objections, if any, and resubmit the Final Space Plan to Landlord for its review and its c. Within seven (7) days following ▇▇▇▇▇▇▇▇'s approval within five (5) Business Days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty (30) Business Days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; and (ii) to enable the Tenant Contractor (hereinafter defined) to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined)Improvements. The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, and (B) incorporate into the Tenant Improvements the materials set forth on Schedule C-3 B-4 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five (5) days after Tenant submits the Contract Documents to Landlord. Tenant shall revise the Contract Documents to meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven three (73) Business Days business days after Landlord notifies Tenant of Landlord’s 's objections, if any. Landlord’s approval or rejection of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirements, (Bb) are sufficient to enable Tenant the Contractor to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building systems; provided, however, that if the Contract Documents must be revised for such reasons, or otherwise, such revisions shall be at Tenant's cost and any delay arising in connection therewith shall constitute a "Tenant Delay" (hereinafter defined). c. d. The Preliminary Plan, the Final Space Plan and the Contract Documents are referred to collectively herein as the “"Tenant’s 's Plans”." d. e. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlington, Virginia. The Tenant’s 's Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans 's Plan shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans With Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlington, Virginiathe jurisdiction in which the Building is located. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60i) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached heretohereto (the “Space Plan Requirements”). Landlord’s approval of the Final Space Plan shall be granted or withheld in accordance with the Approval Standard (hereinafter defined). Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five seven (57) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and shall resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt of approval, to be granted or withheld in accordance with the same timeframes and procedures applicable to Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval original review of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to LandlordPlan. b. Within thirty (30ii) Business Days after After Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (ia) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (iib) to enable the Tenant or its Contractor (hereinafter defined) to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined)Improvements. The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore therefor described in Schedule C-2 B-2 attached hereto, and hereto (B) incorporate into the Tenant Improvements “Contract Documents Requirements”). Landlord’s approval of the materials set forth on Schedule C-3 attached heretoContract Documents shall be granted or withheld in accordance with the Approval Standard (hereinafter defined). Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five seven (57) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven (7) Business Days after Landlord notifies Tenant of approval, to be granted or withheld in accordance with the same timeframes and procedures applicable to Landlord’s objections, if any. Landlord’s approval or rejection original review of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (A) satisfy applicable code requirements, (B) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (C) will not interfere with, and/or otherwise adversely affect, base Building systems. c. (iii) The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s Plans”. d. The ” Landlord’s approval of the Tenant’s Plans, or any Change Orders thereto, shall not be unreasonably withheld, conditioned or delayed; provided, however, that Landlord shall have the right to withhold or condition its consent in its sole and absolute discretion, if: (a) the Tenant Improvements shall be of first-class quality, commensurate will not comply with all Legal Requirements or the level of improvements for a first-class tenant in a first-class office building in Arlington, Virginia. The Tenant’s Plans shall will not be prepared in accordance with sufficient to obtain a CAD data building permit; (b) the Tenant Improvements will require changes or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Laws), shall not contain any improvements which interfere with or require any changes upgrades to or modifications be made to portions of the base Building other than the Premises; (c) the Final Space Plan does not satisfy the Space Plan Requirements, or the Contract Documents do not satisfy the Contract Documents Requirements; (d) the Tenant Improvements will or may affect the Base Building Elements, the exterior appearance of the Building, or the appearance of the Building’s HVACcommon areas or elevator lobby areas; (e) the Tenant Improvements will increase maintenance, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and shall not increase maintenance insurance or utility charges for operating the Building in excess of the standard requirements for comparable first-class office buildings Comparable Buildings; or (f) the Contract Documents are not sufficiently detailed to allow construction of the improvements in Arlington, Virginia. e. a good and workmanlike manner (the “Approval Standard”). Notwithstanding anything herein to the contrary contained hereincontrary, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred approval by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans or any Change Orders thereto shall not constitute an assurance or representation by Landlord that: (I) the Tenant Improvements satisfy Legal Requirements or the Tenant’s Plans are sufficient to obtain a professional to ensure building permit for the undertaking of the Tenant Improvements in the Premises; or (II) will not affect the Base Building Elements. Tenant, not Landlord, shall bear full responsibility for ensuring that they are in conformance the Tenant Improvements and Tenant’s Plans comply with Landlord’s sustainability practicesall Legal Requirements and the provisions of this Work Agreement.

Time Schedule. a. Within sixty (60) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “"Final Space Plan”") prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor Landlord and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached hereto. Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Final Space Plan within five (5) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable 's objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlordapproval. b. Within thirty (30) Business Days after After Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “"Contract Documents”") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 B-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord's approval in its sole discretion). Landlord shall advise Tenant of Landlord’s 's approval or disapproval of the Contract Documents, or any of them, within five (5) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s 's objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven (7) Business Days after approval. Landlord notifies shall advise Tenant of Landlord’s objections, if any. Landlord’s 's approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems within five (including without limitation the plumbing, electric, HVAC, mechanical or life safety system5) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faithbusiness days after Tenant submits same. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “"Tenant’s 's Plans”." d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class Class A office building in Arlington, Virginiathe I-270 Corridor submarket. The Tenant’s 's Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8" reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. Tenant’s 's Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s 's HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable first-class normal Class A office buildings in Arlingtonthe I-270 Corridor submarket. Notwithstanding anything to the contrary contained in this Work Agreement, VirginiaLandlord shall have the right to disapprove, in its sole discretion, any portion of the Tenant's Plans that Landlord believes will or may affect the exterior or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand thereforeTenant’s receipt of an invoice therefor, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s's, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional 's Plans. Landlord shall notify Tenant prior to ensure that they are in conformance with Landlord’s sustainability practicesincurring any such third-party costs.

Time Schedule. a. Within sixty (60i) days after As of the Effective Date, Tenant has furnished to Landlord, and Landlord has approved, those certain preliminary plans and specifications for the construction of the Expansion Space Tenant Improvements (the “Expansion Space Final Space Plan”), a true and complete copy of which is attached hereto as Exhibit B-1 and made a part hereof, which Expansion Space Final Space Plan includes, inter alia, (1) the locations and layout of all “minor” or “light” laboratory space (i.e., clean labs) to be included as part of the Expansion Space Tenant Improvements, and (2) preliminary details and specifications showing all aesthetic, structural, mechanical, plumbing and electrical work with respect to the construction of the Expansion Space Tenant Improvements, including all core drilling, cabling, conduit, ductwork, piping, wiring and other equipment related thereto, and all changes to the Building and Base Building Systems which are necessary to accommodate same. (ii) After the Effective Date, to the extent Tenant desires to undertake any Original Premises Tenant Improvements in the Original Premises, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Original Premises Tenant Improvements (the “Final Original Premises Proposed Space Plan”) prepared by the Tenant’s Architect, in consultation with Landlord, the Construction Supervisor and the EngineersSpace Planner. The Final Original Premises Proposed Space Plan Plan, if applicable, shall contain include the information and otherwise comply with the requirements therefor described in Schedule C-1 B-1 attached heretohereto (the “Original Premises Proposed Space Plan Requirements”). If submitted by Tenant, Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Original Premises Proposed Space Plan within five (5) Business Days business days after Tenant submits receipt thereof. If Landlord disapproves of the Final Original Premises Proposed Space Plan to Landlord. (or any portion thereof), Tenant shall promptly revise the proposed Final Original Premises Proposed Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Original Premises Proposed Space Plan to Landlord for its review and approval within five (5) Business Days business days of Tenant’s receipt of Landlord’s objections, if any, and such process shall continue until Landlord has approved the Original Premises Proposed Space Plan (the “Original Premises Final Space Plan,” and, together with the Expansion Space Final Space Plan, the “Final Space Plans”). Subject to Paragraph B.3.d, below, Landlord’s approval of the Original Premises Final Space Plan shall not be unreasonably withheld, conditioned or delayed. b. Promptly after the Effective Date, Tenant shall furnish to Landlord for its review and approval, all final architectural plans, working drawings and specifications (the “Expansion Space Contract Documents”) necessary and sufficient (i) for the construction of the Expansion Space Tenant Improvements; and (ii) to enable Tenant to obtain a building permit for the construction of the Expansion Space Tenant Improvements by the Contractor (hereinafter defined). To the extent Tenant desires to undertake any Original Premises Tenant Improvements in the Original Premises, after Landlord has approved the Original Premises Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all final architectural plans, working drawings and specifications (the “Original Premises Contract Documents,” and, together with the Expansion Space Contract Documents, the “Contract Documents”) necessary and sufficient (1) for the construction of the Original Premises Tenant Improvements; and (2) to enable Tenant to obtain a building permit for the construction of the Original Premises Tenant Improvements by the Contractor. All Contract Documents shall contain the information and otherwise comply with the requirements therefore described in Schedule B-2 attached hereto and shall set forth the location of any core drilling by Tenant (the approval of same shall be subject to Landlord’s approval in its sole discretion). Landlord shall advise Tenant of Landlord’s approval or disapproval of any Contract Documents within five (5) business days after Tenant submits such Contract Documents to Landlord. If Landlord disapproves of any Contract Documents (or any portion thereof), Tenant shall promptly revise such Contract Documents to meet Landlord’s objections, if any, and resubmit such Contract Documents to Landlord for its review and approval within five (5) business days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the such revised Final Space Plan Contract Documents within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty (30) Business Days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, and (B) incorporate into the Tenant Improvements the materials set forth on Schedule C-3 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five (5) business days after Tenant submits the Contract Documents to Landlord. Tenant shall revise the Contract Documents to meet Landlord’s objections, if anysame, and resubmit the Contract Documents to such process shall continue until Landlord for its review and approval within seven (7) Business Days after Landlord notifies Tenant of Landlord’s objections, if any. Landlord’s approval or rejection of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised has approved such Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the any Contract Documents shall not constitute an assurance by Landlord that the such Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the PremisesOriginal Premises or the Expansion Space, as applicable, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building systemsor Base Building Systems. Subject to Paragraph B.3.d, below, Landlord’s approval of any Contract Documents shall not be unreasonably withheld, conditioned or delayed. Notwithstanding any contrary provision contained in this Work Agreement or the Second Amendment, Landlord and Tenant hereby acknowledge and agree that the Expansion Space Final Space Plan attached hereto as Exhibit B-1 has been approved by Landlord, as of the Effective Date hereof, as the Expansion Space Contract Documents. c. The Original Premises Final Space Plan Plan, if any, the Expansion Space Final Space Plan, the Original Premises Contract Documents, if any, and the Expansion Space Contract Documents are referred to collectively herein as the “Tenant’s Plans.”. d. The Tenant Improvements shall be of first-class quality, using new materials, and commensurate with the level of improvements for a first-class tenant set forth in a first-class office building in Arlington, VirginiaTenant’s Plans approved by Landlord. The Tenant’s Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8” reproducible drawings) in conformity with the base Building plans and systems Base Building Systems and with information furnished by and in coordination with the Construction Supervisor Landlord and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which which, except as otherwise approved by Landlord in accordance with this Work Agreement, materially and adversely interfere with or require any material changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems Base Building Systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable firstone-class office story flex space buildings in Arlingtonthe Raleigh/Durham, Virginia. e. Notwithstanding anything to the contrary contained hereinNorth Carolina area. Except as otherwise expressly set forth in this Work Agreement, Tenant Landlord’s approval of any Contract Documents shall reimburse Landlordnot be unreasonably withheld, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, conditioned or its agents, review of Tenant’s Plansdelayed; provided, however, Tenant that Landlord shall not be responsible for have the right to disapprove, in its sole discretion, acting in good faith, any additional costs incurred by portion of any Contract Documents that Landlord believes, acting in connection with any review good faith, will affect the exterior or structure of the Building or will materially and adversely affect any Base Building Systems. Notwithstanding any contrary provision contained in this Work Agreement, (i) in the event the Expansion Space Contract Documents contain no changes whatsoever from the Expansion Space Final Space Plan, Landlord and Tenant hereby acknowledge and agree that the Expansion Space Contract Documents shall be deemed approved by Landlord, provided Landlord has had an opportunity to review and confirm in writing to Tenant that the Expansion Space Contract Documents contain no such changes, and (ii) in the event the Expansion Space Contract Documents contain any material changes, Landlord shall have the right to disapprove of any such material change in its sole discretion, acting in good faith. For purposes of this Paragraph B.3.d only, with respect to Landlord’s review and approval of the Expansion Space Contract Documents only, a “material” change shall be any change to the Expansion Space Final Space Plan reflected in the Expansion Space Contract Documents that (A) will affect the exterior or structure of the Building or materially or adversely affect any Base Building Systems, (B) may damage the structural integrity of the Building, (C) may void any warranty or guaranty applicable to the Roof or the Building, or (D) may cause the violation of any zoning ordinance or other governmental or quasi-governmental law, rule or regulation applicable to the Building. e. If Landlord fails to timely approve or disapprove of any Expansion Space Contract Documents within five (5) business days after Tenant submits same to Landlord, and thereafter Tenant delivers a written notice (“Response Failure Notice”) to Landlord stating that Landlord has failed to timely respond to Tenant’s Plans by a professional request for approval of any Expansion Space Contract Documents, which Response Failure Notice must refer to ensure that they are this provision and state in conformance with capital bold letters in the Response Failure Notice and on the outside of the envelope containing the Response Failure Notice the following: “LANDLORD MUST RESPOND TO TENANT’S REQUEST CONTAINED HEREIN WITHIN FIVE (5) BUSINESS DAYS OF RECEIPT OR THE EXPANSION SPACE RENT COMMENCEMENT DATE MAY BE EXTENDED,” and Landlord fails to respond to Tenant’s request for approval of the Expansion Space Contract Documents within five (5) business days after Landlord’s sustainability practicesreceipt of the Response Failure Notice, then the Expansion Space Rent Commencement Date shall be extended one (1) day for each day after the foregoing five (5) business day period that Landlord fails to respond to a Response Failure Notice.

Time Schedule. a. Within sixty (60a) days after the Effective Date, Tenant shall furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s Architect, in consultation with Landlord, the Construction Supervisor and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 attached hereto. Landlord shall advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five (5) Business Days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five (5) Business Days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord. b. Within thirty (30) Business Days after days of the date of this Lease, Landlord approves the Final Space Plan, Tenant shall furnish to Landlord Tenant for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”"Plans and Specifications") necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space Plan; Outline Specifications and the schematic space plan, and (ii) to enable the Tenant general contractor, Opus East L.L.C. ("Contractor"), to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined)Improvements. The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, and (B) incorporate into the Tenant Improvements the materials set forth on Schedule C-3 attached hereto. Landlord shall advise Tenant Landlord of Landlord’s Tenant's approval or disapproval of the Contract Documents, or any of them, Plans and Specifications within five (5) business days after Tenant Landlord submits the Contract Documents Plans and Specifications to LandlordTenant. Tenant Landlord shall revise the Contract Documents Plans and Specifications to meet Landlord’s Tenant's objections, if any, and resubmit the Contract Documents Plans and Specifications to Landlord Tenant for its review and approval within seven five (75) Business Days business days after Tenant notifies Landlord notifies Tenant of Landlord’s Tenant's objections, if any, together with an estimate of the Improvement Costs resulting from Tenant's change orders. Landlord’s Tenant shall advise Landlord of Tenant's approval or rejection disapproval of the Contract Documents shall be provided revised Plans and Specifications within three five (35) Business Days from the time Tenant business days after Landlord submits to Landlord the revised Contract Documentssame. Landlord’s Upon approval of the Final Space Plan Plans and Specifications, they shall be attached hereto and incorporated herein as Exhibit B-4. (b) The Outline Specifications, the schematic space plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems (including without limitation the plumbing, electric, HVAC, mechanical or life safety system) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faith. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (A) satisfy applicable code requirements, (B) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (C) will not interfere with, and/or otherwise adversely affect, base Building systems. c. The Final Space Plan Plans and the Contract Documents Specifications are referred to collectively herein as the “"Tenant Improvement Plans." Tenant’s Plans”'s failure to timely approve or disapprove any component of the Tenant Improvement Plans or any revisions made after objections by Tenant shall constitute a Tenant Delay. d. (c) The Tenant Improvements shall be of first-class quality, shall consist of new materials, commensurate with the level of improvements for a first-first class tenant facility to be used for office, warehouse, distribution and storage purposes in a first-class office building in Arlington, Virginia. The Tenant’s Plans shall be prepared in accordance with a CAD data or convertible DXF format for working drawings in conformity with the base Building plans and systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Laws), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functionsA▇▇▇ Arundel County Maryland, and shall not increase maintenance fully comply with the Plans and Specifications. (d) Tenant hereby designates _____________________, Ace Hardware Corporation, 2▇▇▇ ▇▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇, ▇▇▇ ▇▇▇▇▇, ▇▇▇▇▇▇▇▇, 60523- 2100, Telephone: ______________________________; Fax: ___________________ as Tenant's Representative for purposes of granting any consents or utility charges approvals by Tenant under this Work Agreement, authorizing and executing any and all documents, workletters or other writings and changes thereto needed to effect this Work Agreement, and any and all changes, additions or deletions to the work contemplated herein, and Landlord shall have the right to rely on any documents executed by such authorized party. Landlord hereby designates G▇▇▇▇ ▇▇▇▇▇ and __________________, either of whom may act, Opus East, L.L.C., 6▇▇▇ ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇, ▇▇▇▇▇▇▇▇, ▇▇▇▇▇▇▇▇ ▇▇▇▇▇, Telephone: (▇▇▇) ▇▇▇-▇▇▇▇; Fax (▇▇▇) ▇▇▇-▇▇▇▇, as Landlord's Representative for operating all purposes under this Work Agreement. All communications between Landlord and Tenant relating to the Building in excess design and construction of the standard requirements for comparable first-class office buildings in Arlington, VirginiaPremises shall be forwarded to or made by such party's Representative. e. Notwithstanding anything to the contrary contained herein, Tenant shall reimburse Landlord, within thirty (30) days after written demand therefore, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review of the Tenant’s Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practices.

Time Schedule. a. Within sixty (60) days after the Effective Date, Tenant shall promptly furnish to Landlord for its review and approval a proposed detailed space plan for the Tenant Improvements (the “Final Space Plan”) prepared by the Tenant’s ArchitectSpace Planner, in consultation with Landlord, the Construction Supervisor and the Engineers. The Final Space Plan shall contain the information and otherwise comply with the requirements therefor described in Schedule C-1 attached hereto. Landlord shall shall, advise Tenant of Landlord’s approval or disapproval of the Final Space Plan within five (5) Business Days business days after Tenant submits the Final Space Plan to Landlord. Tenant shall promptly revise the proposed Final Space Plan to meet Landlord’s reasonable objections, if any, and resubmit the Final Space Plan to Landlord for its review and approval within five three (53) Business Days days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or disapproval of the revised Final Space Plan within five (5) Business Days after Tenant’s delivery of same to Landlord., b. Within thirty fifteen (3015) Business Days days after Landlord approves the Final Space Plan, Tenant shall furnish to Landlord for its review and approval, all architectural plans, working drawings and specifications (the “Contract Documents”) necessary and sufficient (i) for the construction of the Tenant Improvements in accordance with the Final Space PlanImprovements; and (ii) to enable the Tenant to obtain a building permit for the construction of the Tenant Improvements by the Contractor (hereinafter defined). The Contract Documents shall (A) contain the information and otherwise comply with the requirements therefore described in Schedule C-2 attached hereto, hereto and (B) incorporate into the Tenant Improvements the materials shall set forth on Schedule C-3 attached heretothe location of any core drilling by Tenant (the approval of same shall be subject to Landlord’s approval in its sole discretion). Landlord shall advise Tenant of Landlord’s approval or disapproval of the Contract Documents, or any of them, within five ten (510) business days after Tenant submits the Contract Documents to Landlord. Tenant shall promptly revise the Contract Documents to meet Landlord’s objections, if any, and resubmit the Contract Documents to Landlord for its review and approval within seven three (73) Business Days after Landlord notifies Tenant days of Tenant’s receipt of Landlord’s objections, if any. Landlord shall advise Tenant of Landlord’s approval or rejection disapproval of the Contract Documents shall be provided within three (3) Business Days from the time Tenant submits to Landlord the revised Contract Documents. Landlord’s approval of the Final Space Plan and the Contract Documents shall not be unreasonably withheld, except to the extent any proposed improvement or alteration described therein is structural in nature or materially affects, or involves a change to the base Building or any of the base Building systems within five (including without limitation the plumbing, electric, HVAC, mechanical or life safety system5) therein, which alterations or improvements shall be approved or rejected by Landlord in its sole discretion exercised in good faithbusiness days after Tenant submits same. Notwithstanding anything herein to the contrary, approval by Landlord of the Contract Documents shall not constitute an assurance by Landlord that the Contract Documents: (Aa) satisfy applicable code requirementsLegal Requirements (hereinafter defined), (Bb) are sufficient to enable Tenant to obtain a building permit for the undertaking of the Tenant Improvements in the Premises, or (Cc) will not interfere with, and/or otherwise adversely affect, base Building or base Building systems. c. The Final Space Plan and the Contract Documents are referred to collectively herein as the “Tenant’s Plans.”. d. The Tenant Improvements shall be of first-class quality, commensurate with the level of improvements for a first-class tenant in a first-class office building in Arlingtonthe Durham, VirginiaNorth Carolina area. The Tenant’s Plans shall be prepared in accordance with a CAD data Data Cadd or convertible DXF format for working drawings (using 1/8” reproducible drawings) in conformity with the base Building plans and Building systems and with information furnished by and in coordination with the Construction Supervisor and Engineers. Tenant’s Plans shall comply with all applicable building codes, laws and regulations (including without limitation Access Lawsthe Americans with Disabilities Act), shall not contain any improvements which interfere with or require any changes to or modifications of the base Building’s HVAC, mechanical, electrical, plumbing, life safety or other systems or to other Building operations or functions, and and, unless Tenant agrees in writing to pay all such excess costs or charges, shall not increase maintenance or utility charges for operating the Building in excess of the standard requirements for comparable normal first-class office buildings in Arlingtonthe Durham, Virginia. e. North Carolina area. Notwithstanding anything to the contrary contained hereinin this Work Agreement, Tenant Landlord shall reimburse Landlordhave the right to disapprove, within thirty (30) days after written demand thereforein its sole discretion, for all reasonable third-party costs and expenses incurred by Landlord in connection with Landlord’s, or its agents, review of Tenant’s Plans; provided, however, Tenant shall not be responsible for any additional costs incurred by Landlord in connection with any review portion of the Tenant’s Tenant’s- Plans by a professional to ensure that they are in conformance with Landlord’s sustainability practicesLandlord believes will or may affect the exterior or structure of the Building or will or may affect the mechanical, electrical, plumbing, life safety, HVAC or other base Building systems.