How to use the template: 1. In the sample letter, fill in your personal information.Get your free copy here! 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. Our guide will teach you how to write a letter of explanation, plus offers a free template to help you write one of your own. Use this sample letter to dispute incorrect or inaccurate information that a business supplied to credit bureaus. Below is a sample letter to help you craft your own letter. Send the letter via certified mail and keep the return receipt for your records. This sample letter explaining credit problems will help you focus your efforts when appealing to a property manager for an apartment.