For the purpose of this Agreement, notices and all other communications to either party hereunder provided for in this Agreement shall be in writing and shall be deemed to have been duly given when delivered or mailed by United States certified or registered mail, return receipt requested, postage prepaid, addressed, in the case of the Company, to the General Counsel of the Company at 157 Church Street, New Haven, Connecticut 06506 with a copy to the Chief Human Resources Officer of the Company at 157 Church Street, New Haven, Connecticut 06506, or, in the case of the Executive, to the Executive at his residence, or to such other address as either party shall designate by giving written notice of such change to the other party.