All notices, demands and other communications to be given or delivered under or by reason of the provisions of this Agreement shall be in writing and shall be deemed to have been given when personally delivered, sent by telecopy (with receipt confirmed) on a business day during regular business hours of the recipient (or, if not, on the next succeeding business day) or one business day after sent by reputable overnight express courier (charges prepaid). Such notices, demands and other communications shall be addressed to the Executive at his last known address on the books of the Company or, in the case of the Company, to it at its principal place of business, attention Chairman of the Board of Directors, or to such other address as either party may specify by notice to the other actually received.