If you ever need to prove that a debt is fully paid and can no longer be collected, then a paidinfull letter can be your best friend. Have you recently settled a debt and are searching for a paid in full letter?Good news, we've got two free sample form letters below. Most forms may be filled out on your computer, printed and submitted for filing with the Department of State. Create a Loan Payoff Letter online and download it as a PDF or Word document. Customize and print a blank Loan Payoff Letter for free. Please complete the Document Request Form. Repayment (loan type), underwriting criteria, and project type. Auto-loan. Auto Loan. In the format agreed to between the League and the Union.