How to use the template: 1. In the sample letter, fill in your personal information.I would like to request to your good office to stop sending and calling us to collect payments. You can use unpaid invoice letter templates to make your work faster and easier. In this blog, we have included a lot of samples that you can edit and use. A 609 letter claims to remove marks from your credit report, but there's no proof it's more effective than other dispute letters. Use this sample letter to dispute mistakes on your credit report. Search University Personnel's extensive list of forms and documents. Are you interested in learning more about how to protect yourself from identity theft? Check out Identity Theft Awareness Week.