This Agreement may be executed in multiple counterparts, all of which shall together be considered one and the same agreement. Delivery of an executed signature page to this Agreement by electronic transmission shall be as effective as delivery of a manually signed counterpart of this Agreement. The exchange of copies of this Agreement and of signature pages by facsimile or e-mail shall constitute effective execution and delivery of this Agreement as to the parties and may be used in lieu of the original Agreement for all purposes. Signatures of the parties transmitted by facsimile or e-mail shall be deemed to be their original signatures for all purposes.