Any and all notices, elections, offers, acceptances, and demands permitted or required to be made under this Agreement shall be in writing, signed by the Party giving such notice, election, offer, acceptance, or demand and shall be delivered personally, by messenger, courier service, telecopy, first class mail or similar transmission, to the Party, at its address on file with the other Party or at such other address as may be supplied in writing. The date of personal delivery or the date of mailing, as the case may be, shall be the date of such notice, election, offer, acceptance, or demand.