This Amendment may be executed in any number of counterparts and by different parties hereto in separate counterparts, each of which when so executed shall be deemed to be an original and all of which taken together shall constitute but one and the same agreement. Delivery of an executed counterpart hereof by facsimile shall be effective as manual delivery of such counterpart; provided , however , that, each party hereto will promptly thereafter deliver counterpart originals of such counterpart facsimiles delivered by or on behalf of such party.