Subject: Request for Clarification of Payment Application — Account Number: [Account Number] [Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [Recipient's Name] [Recipient's Position/Department] [Company Name] [Company Address] [City, State, ZIP Code] Dear [Recipient's Name], I hope this letter finds you in good health. I am writing to seek clarification regarding the applied payment on my account with [Company Name]. I have recently received a payment statement indicating the application of a payment, but I believe there might be an error in the way it has been applied. Firstly, I want to express my gratitude for your prompt attention to my account. However, upon reviewing the payment allocation details provided, I noticed some discrepancies that require clarification. The payment in question was made on [Payment Date] for the amount of [Payment Amount]. I have outlined the payment details and the concerns I have encountered below: 1. The Payment Allocation: According to the statement, the payment has been allocated to the outstanding balance owed from the last invoice, but I have observed that a portion of the payment has also been applied to an unidentified charge. Could you please provide a breakdown of how the payment was distributed across the outstanding balance and the unidentified charge? 2. Detailed Description of the Unidentified Charge: I am uncertain about the nature of the unidentified charge mentioned in the payment allocation. It would be greatly appreciated if you could provide a detailed description of the charge, including the corresponding invoice number and the products or services it relates to. This will help me better understand the payment application and address any concerns accordingly. 3. Payment Confirmation: I kindly request that you acknowledge receipt of this letter and provide me with a revised payment statement once the clarification is made. It will assist me in ensuring the accuracy of my records and understanding the remaining balance on my account correctly. I understand that mistakes can occur, and I believe this issue can be resolved amicably through effective communication. As a valued customer, I trust that you will promptly investigate these matters and provide me with the necessary clarification. I appreciate your attention to this matter and look forward to receiving your response within [specify a reasonable timeframe]. Thank you for your understanding and cooperation. Should you require any additional information or documentation, please don't hesitate to contact me at [Contact Information]. Your prompt resolution of this matter will help maintain our positive business relationship. Yours sincerely, [Your Name]