Subject: Request for Refund due to Duplicate Payment — Fairfax, Virginia Dear [Recipient's Name], I hope this letter finds you in good health. I am writing to bring your attention to a payment discrepancy on my account. Upon reviewing my records, I have realized that I made a duplicate payment for [service or product] on [date] amounting to [dollar amount]. I kindly request a refund for this excess payment. My account details are as follows: [insert account number and any other relevant information]. To further assist you in locating the duplicate payment on your records, I have provided the payment details below: 1. Payment Details: — Date: [date of original payment— - Payment Type: [e.g., credit card, online transfer, check] — Payment Reference Number: [if available] As an esteemed provider in Fairfax, Virginia, renowned for its excellent customer service and efficiency, I trust that you will address this matter promptly and resolve it in a satisfactory manner. I have enclosed copies of all relevant documents, including receipts and bank statements, for your reference and verification. I kindly request your assistance in processing the refund as soon as possible, preferably within [number of days or a specific deadline]. Prompt action in this matter will be greatly appreciated. Should you require any additional information or have any questions concerning this refund request, please do not hesitate to contact me at [your contact information]. I am available at your convenience to discuss and resolve this matter swiftly and efficiently. Thank you for your attention to this request. I trust that your esteemed organization will rectify this unintentional duplicate payment and issue the refund promptly. I hold your exceptional reputation in high regard and am confident that you will provide a swift resolution. Furthermore, I look forward to hearing from you soon. Yours sincerely, [Your Name] [Your Address] [City, State, ZIP] [Your Email Address] [Your Phone Number] cc: [Other relevant parties or departments, if applicable]