How to use the template: 1. In the sample letter, fill in your personal information.Use this sample letter to dispute mistakes on your credit report. I would like to request to your good office to stop sending and calling us to collect payments. Here's a sample dispute letter that consumers can use to challenge fraudulent or incorrect credit or debit card transactions. Example: Selena falls behind on her credit card payments, and after several months of missed payments, the card company marks the account as a charge-off. This sample letter will help you know how to address the major credit bureaus about disputing errors on your credit report. A 609 letter claims to remove marks from your credit report, but there's no proof it's more effective than other dispute letters.