To facilitate execution of this Agreement, this Agreement may be executed in multiple counterparts, each of which, when assembled to include an original, faxed or electronic mail (in .PDF or similar file) signature for each party contemplated to sign this Agreement, will constitute a complete and fully executed agreement. All such fully executed original, faxed or electronic mail (in .PDF or similar file) counterparts will collectively constitute a single agreement, and such signatures shall be legally binding upon the party sending the signature by such electronic means immediately upon being sent by such party.