Whenever under this Agreement it becomes necessary to give notice, such notice shall be in writing, signed by the party or parties giving or making the same, and shall be served on the person or persons for whom it is intended or who should be advised or notified, by Federal Express or other similar overnight service or by certified or registered mail, return receipt requested, postage prepaid and addressed to such party at the address set forth below or at such other address as may be designated by such party by like notice.