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.Demand Letter Templates (22) – with Samples. Use Fill to complete blank online TEXAS REAL ESTATE CONTRACTS pdf forms for free. Be it known that on the day of. , (year), at the request of. Then, enter the "Online" payoff amount in the "Payment Amount" field for each loan you want to pay off. A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment. Please take notice that, on behalf of the Finance Commission of Texas (the "Commission"), the Texas. Creating a payoff letter is essential to any loan or mortgage repayment process.