We request you furnish our office a written payoff with per diem, please fax the payoff as soon as possible to (352)282-4895. By including a per diem amount in the letter, the parties will not have to execute another payoff letter if the termination date.Please accept this as my authorization to issue a payoff statement to. Through an effective date of . To get a payoff letter, ask your mortgage lender for an official payoff statement and let them know what the projected closing date is. Depending on your lender, you may have to sign in to an online account, call a helpline, or send a formal letter to start the request process.