Any notices, requests, demands and other communications provided for by this Agreement shall be sufficient if in writing and delivered in person or sent by a nationally recognized overnight courier service or by registered or certified mail, postage prepaid, return receipt requested, to the Executive at the last address the Executive has filed in writing with the Company, with a copy to Littman Krooks LLP, 655 Third Avenue , New York, NY 10017 Attn: Mitchell C. Littman, Esq. or, in the case of the Company, to 413 West 14 th  Street, New York, NY 10014 Attention: Human Resources Dept., Fax No. (212) 255-9715, with a copy to Kenneth Koch, Esq., Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C., 666 Third Avenue, New York, NY 10017, Fax No. (212) 983-3115.