Common use of Your Signature Clause in Contracts

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- Signature Guarantee:* ----------------------- [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- -------------------------------- Medallion Signature Guarantee:* ----------------------- : [Include the following if the Security bears a Restricted Securities Legend -- FOR INCLUSION ONLY IF THIS SECURITY BEARS A RESTRICTED SECURITIES LEGEND] In connection with any transfer of any of the Securities evidenced by this certificatecertificate which are "restricted securities" (as defined in Rule 144 (or any successor thereto) under the Securities Act), the undersigned confirms that such Securities are beingbeing transferred: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------------------ Signature Guarantee:* ----------------------- ------------------------------------ [Include the following if the Preferred Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------ Signature Guarantee:* ----------------------- -------------------------------------------------- [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------------------------ Signature Guarantee:* ----------------------- : --------------------------- [Include the following if the Preferred Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Preferred Securities evidenced by this certificate, the undersigned confirms that such Preferred Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------------------- Signature Guarantee:* ----------------------- --------------------- [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------ Signature Guarantee:* ----------------------- Guarantee:(4) ---------------------------------- [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW---------------------------

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ----------------------- Signature Guarantee:* ----------------------- -------------------------------------------------- [Include the following if the Preferred Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW--

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------------------ Signature Guarantee:* ----------------------- -------------------- [Include the following if the Common Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Common Securities evidenced by this certificate, the undersigned confirms that such Common Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ---------------------------------- Signature Guarantee:* ----------------------- ---------------------------------- [Include the following if the Preferred Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Preferred Securities evidenced by this certificate, the undersigned confirms that such Preferred Securities are being: CHECK ONE BOX BELOW

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- --------------------------- Signature Guarantee:* ----------------------- Guarantee:(3) ------------------------------------------------ [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW----------------------

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ------------------------------ Signature Guarantee:* ----------------------- Guarantee:(2) ---------------------------------------------- [Include the following if the Security bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities are being: CHECK ONE BOX BELOW:

Your Signature. (Sign exactly as your name appears on the other side of this Security) Date: --------------------------------------- ---------------------------------- Signature Guarantee:* ----------------------- ------------------------------------------------ [Include the following if the Security Debenture bears a Restricted Securities Legend -- In connection with any transfer of any of the Securities evidenced by this certificate, the undersigned confirms that such Securities Debentures are being: CHECK ONE BOX BELOW