This Agreement may be executed in any number of counterparts and by the different parties hereto on separate counterparts, each of which when so executed and delivered shall constitute an original, but all of which, when taken together, shall constitute one and the same instrument. A set of counterparts executed by all the parties hereto shall be lodged with Parent and the Collateral Agent. Delivery of an executed signature page to this Agreement by facsimile, PDF or other electronic transmission shall be as effective as delivery of an original executed counterpart of this Agreement.