We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. Please select a repayment option below, sign, make a copy for yourself, and return to the address at the bottom of this page.A guide on how to ask for a refund and get your money back, including sample request for refund letters. In this article, we'll show you how to write a refund request letter template that not only grabs attention but also persuades companies to act in your favor. 1. Read the letter thoroughly to understand the context. If you were overpaid, you will receive a written notice in the mail. • Complete this form in its entirety to request a refund of a payment made to OATH. In this article, we discuss how to write a refund request letter, what to include in the letter, and provide a sample refund request letter.