This Agreement may be executed in one or more counterparts, each of which shall be deemed an original and all of which, when taken together, shall constitute one and the same instrument. The exchange of copies of this Agreement and of signature pages by facsimile or .PDF transmission 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 .PDF shall be deemed to be their original signatures for all purposes.