A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan.Tarrant Mortgage Residential Financing. This research guide includes information and resources on some of the more common affidavits and declarations related to real estate law. How to fill out the Payoff Request Letter Templates? The lienholder must be contacted to verify and confirm payment and satisfaction of the note and lien described above. If the loan payoff payment was made in.