This Agreement may be signed in counterparts, each of which will be deemed an original, but all of which, taken together, will constitute the same instrument; provided, however, that this Agreement will be of no force or effect unless executed by both Parties. Counterparts may be delivered via facsimile, electronic mail (including pdf or any electronic signature complying with the U.S. federal ESIGN Act of 2000, e.g., www.docusign.com) or other transmission method and any counterpart so delivered shall be deemed to have been duly and validly delivered and be valid and effective for all purposes.