A demand upon or notice to Mortgagor hereunder shall be deemed sufficient and commercially reasonable notice and shall sent by a recognized overnight courier addressed to Mortgagor at the following address: to SACHEM CAPITAL CORP., a New York corporation, having a mailing address of 23 Laurel Street, Branford, Connecticut 06405 or directed to Mortgagor at the last address furnished in writing to Mortgagee, with a copy sent by recognized overnight carrier addressed to Sachem Capital Corp., 23 Laurel Street, Branford, Connecticut 06405, Attention: Peter Giannotti, Esq.. Any notice to Mortgagee hereunder shall be sent by recognized overnight courier addressed to the Mortgagee at the following address: BANKWELL BANK, Commercial Loan Department, 208 Elm Street, New Canaan, Connecticut 06840, with a copy sent by recognized overnight carrier addressed to Shipman & Goodwin LLP, 300 Atlantic Street, 3 rd Floor, Stamford, Connecticut 06901, Attention: Scott M. Gerard, Esq. The parties may change their respective addresses upon prior written notice given to other in accordance with the provisions of this paragraph. All notices shall be effective upon receipt, or if delivery is refused, on the date delivery is first attempted.