This Indenture Supplement may be executed in two or more counterparts (and by different parties on separate counterparts), each of which shall be an original, but all of which together shall constitute one and the same instrument. Delivery of an executed counterpart of a signature page of this Indenture Supplement by facsimile transmission or electronic transmission (in pdf format) shall be as effective as delivery of a manually executed counterpart of this Indenture Supplement.