This Assumption Agreement may be executed in counterparts (and by different parties hereto on different counterparts), each of which shall constitute an original, but all of which when taken together shall constitute a single contract. This Assumption Agreement shall become effective when the Administrative Agent shall have received counterparts of this Assumption Agreement that, when taken together, bear the signatures of the Additional Grantor and the Administrative Agent. Delivery of an executed signature page to this Assumption Agreement by facsimile transmission shall be as effective as delivery of a manually signed counterpart of this Assumption Agreement.