To fill out this letter, clearly write your name and address at the top. Include the date and the collection agency's name and address.Learn how to write an effective collection dispute letter with our guide and templates. Below is a sample, fillintheblank letter that you can use as a guide for disputing a debt with a collector. REQUESTED NO.​​ I am disputing this debt because I do not owe it. Because I am disputing this debt, you should not report it to the credit reporting agencies. A debt settlement letter is a tool to negotiate with your creditors and settle your debt at a lump sum payment you're comfortable making. This article provides a template for a debt settlement proposal letter and explains what a debt settlement letter should contain. Most settlement offers will come with an expiration date, ranging from a few days to several weeks, after which the other party can withdraw the offer. Most settlement offers will come with an expiration date, ranging from a few days to several weeks, after which the other party can withdraw the offer.