All notices, requests, demands and other communications under this Agreement shall be in writing and shall be deemed duly given ( i ) on the date of delivery if delivered personally, or by facsimile, upon confirmation of receipt, ( ii ) on the first business day following the date of dispatch if delivered by a recognized next-day courier service or ( iii ) on the third business day following the date of mailing if delivered by domestic registered or certified mail, properly addressed, or on the fifth business day following the date of mailing if sent by airmail from a country outside of North America, to Indemnitee at the address shown on the signature page of this Agreement, to the Company at the address shown on the signature page of this Agreement, or in either case as subsequently modified by written notice.