All notices and other communications given or made pursuant to this Note shall be in writing and shall be deemed effectively given (a) upon personal delivery to the party to be notified; (b) when sent by confirmed electronic mail or facsimile if sent during normal business hours of the recipient, and if not so confirmed, then on the next business day; (c) five (5) days after having been sent by registered or certified mail, return receipt requested, postage prepaid; or (d) one (1) day after deposit with a nationally recognized overnight courier, specifying next day delivery, with written verification of receipt. All communications shall be sent to the Investor at the address set forth on the books and records of the Company or at such other place as may be designated by the Investor in writing to the Company in accordance with the provisions of this Section 13, and to the Company at the Company’s principal place of business, or to such e-mail address, facsimile number or address as subsequently modified by written notice in accordance with the provisions of this Section 13.