All notices, requests, demands and other communications called for hereunder will be in writing and will be deemed given (i) on the date of delivery if delivered personally, (ii) one (1) day after being sent by a well-established commercial overnight service, or (iii) four (4) days after being mailed by registered or certified mail, return receipt requested, prepaid and addressed to the parties or their successors, if to the Company, to the attention of the President at the address set forth on the signature page hereto, and if to Executive, at the address set forth on the signature page hereto, or, in either case, at such other addresses as the parties may later designate in writing.