All notices relating to this Agreement shall be in writing and shall be either personally delivered, sent by telecopy (receipt confirmed) or mailed by certified mail, return receipt requested, to be delivered at such address as is indicated below, or at such other address or to the attention of such other person as the recipient has specified by prior written notice to the sending party. Notice shall be effective when so personally delivered, one business day after being sent by telecopy or five days after being mailed.