Variation of Terms. The provisions of the agreement may be varied from time to time by agreement of the parties, provided that no such variation shall be effective unless in writing and signed by or on behalf of each of the parties.
Appears in 41 contracts
Sources: Merger Agreement (Cano Petroleum, Inc), Lock in and Orderly Marketing Deed (Resaca Exploitation, Inc.), Lock in and Orderly Marketing Deed (Resaca Exploitation, Inc.)