Any notice required or permitted under this Agreement shall be personally delivered or sent by recognized overnight courier or by certified mail, return receipt requested, postage prepaid, and shall be effective when received (if personally delivered or sent by recognized overnight courier) or on the third day after mailing (if sent by certified mail, return receipt requested, postage prepaid) to Employee at the address indicated on the signature page of this Agreement and to the Company at its headquarters or principal place of business. Either party may designate a different person to whom notices should be sent at any time by notifying the other party in writing in accordance with this Agreement.