Any notice herein required or permitted to be given shall be in writing and shall be deemed effectively given: (a) upon personal delivery to the party notified, (b) when sent by confirmed facsimile if sent during normal business hours of the recipient, if not, then on the next business day, (c) five days after having been sent by registered or certified mail, return receipt requested, postage prepaid, or (d) one 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 Borrower at: CubeScape, Inc., 1026 16 th Avenue South, Nashville, Tennessee, facsimile number (312) 589-6765 and to the Holder at the address and facsimile number set forth on the signature page of this Note, or at such other address as the Borrower or the Holder may designate by ten (10) days advance written notice to the other parties hereto.