How to use the template: 1. In the sample letter, fill in your personal information.FC Letter of Credit Template. Below you will find samples of the four types of dispute letters we outline above. You can download a template letter in Word for each type of dispute. Use this sample letter to dispute mistakes on your credit report. Download our sample letter and instructions to submit a dispute with an information furnisher. Download our sample letter and instructions to submit a dispute. Get your free copy here! How can I find out whether a creditor charged off my account?