This Agreement may be executed in one or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument. This Agreement shall become effective when one or more counterparts have been signed by each of the parties and delivered (by facsimile or otherwise) to the other parties, it being understood that all parties need not sign the same counterpart. Any counterpart or other signature delivered by facsimile shall be deemed for all purposes as constituting good and valid execution and delivery of this Agreement by a party.