This program will help you write a letter that formally requests the money you are owed. This is called a Demand Letter.Need to write a strong Demand Letter for payment San Jose? Follow these 10 tips to write overdue payment letters for requesting outstanding payments from your late paying customers. Mention the invoice number, date, and amount due. Your debt settlement proposal letter must be formal and clearly state your intentions and what you expect from your creditors. Ask for immediate payment of the unpaid amount in the demand letter and include details on how they can pay. Our records indicate that the balance on this account is 34 days overdue. The personal balance on this invoice is your responsibility. Such written statements should state at the top of the letter "Request for Exclusion from Settlement in Pontones et al. v.