All notices hereunder shall be in writing and (a) if to the Company, shall be delivered personally to the Secretary of the Company or mailed to its principal office address, 1801 Bayberry Court, P.O. Box 18100, Richmond, VA 23226-8100 USA, to the attention of the Secretary, and (b) if to the Employee, shall be delivered personally or mailed to the Employee at the address set forth below. Such addresses may be changed at any time by notice from one party to the other.