Money Owed Demand Letter – Strictly for debts or outstanding balances. As the payment is now overdue, we kindly request your immediate attention to settle the outstanding balance.Follow these 10 tips to write overdue payment letters for requesting outstanding payments from your late paying customers. This article provides a template for a debt settlement proposal letter and explains what a debt settlement letter should contain. Access a free sample of late payment letter template at 360 Legal Forms. Discover free legal forms and printable templates for individuals and businesses. How do I write a debt settlement agreement? When a debt collector is asking you to pay money, you're entitled to ask for details. The sample letter below will help you to get details on the following:. You'll want to make sure you send the letter at a time that's convenient for your customer (e.g.