This is a sample Florida mortgage payoff authorization form and should not be used or relied upon for any real estate transaction. Creating a payoff letter is essential to any loan or mortgage repayment process.Our free templates and this guide can help you get started. Provide a clear explanation: Your letter should acknowledge and indicate why something happened. Do you need a loan payoff request form? This is an example of a payoff letter used in a syndicated loan transaction. Send short payoff request letter via email, link, or fax. You can also download it, export it or print it out. In the formula, B stands for the payoff balance due in dollars. L is the total loan amount in dollars.