To apply for this Medical Billing position, I have included my resume with this cover letter. A standard payment letter should consist of these details; The letter is written to complain of late payments. The formal request should be in writing. Put your company's name at the top. Dear Sir, This letter is a reminder for you to pay your mobile phone bill for September. This application document can be created very easily by using a billing specialist cover letter template. But the Federal Trade Commission gives three important reasons to mail complaint letters. Don’t paste your invoice into the body of the email. Letter informing a customer of a change in billing procedures. Insert Your Address. You can do this with a letter or series of letters called “billing letters.”. Following are a few tips that will help a person to write a billing dispute letter in a better way. Letter for Sending Bills. I am writing this letter to bring it to your knowledge that I am not billed according to the units I have consumed this month. When you allow customers to buy on credit, you send them invoices that they are supposed to pay within a set time period, typically 30 to 60 days. All letters to customers are formal. The amount is inaccurate because