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.What information should be included in my paidinfull letter? 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. Our debt settlement agreement template helps to clearly outline repayment terms to reach a mutually agreeable solution. How to use this sample letter: 1. Read the background below. 2. If you send a paid in full letter to your creditor or debt collection agency, it informs them that you're making your final payment. Fill in your information on the template letter and edit it as needed to fit your situation. 3. Print and mail the letter.