[Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [Recipient's Name] [Recipient's Address] [City, State, ZIP Code] Subject: Follow-up on Duplicate Order Dear [Recipient's Name], I hope this letter finds you well. I am writing to address an issue regarding a duplicate order made from your esteemed company. On [Order Date], I placed an order through your online platform for [Product/Service]. However, upon receiving the order confirmation, I noticed that there was an error, leading to the generation of two identical orders. To provide you with the necessary details, the order numbers for the duplicate order are [Order Number 1] and [Order Number 2], both dated on [Order Date]. This duplication may have been a result of a technical glitch on the website or an oversight during the ordering process. As a loyal customer of Mississippi, I have always experienced excellent service and timely delivery. Understanding that mistakes can occur occasionally, I kindly request your assistance in rectifying this matter promptly. I would appreciate it if you could cancel the duplicate order [Order Number 2] and process a refund for its value of [Order Amount]. For your convenience, I have attached a copy of the order confirmation email that clearly depicts the duplicate orders. I kindly request that you acknowledge the receipt of this letter and provide an approximate timeline for the cancellation and refund process. I would like to thank you in advance for your prompt attention to this matter. Furthermore, I value our business relationship and am confident that Mississippi will take the necessary steps to resolve this issue satisfactorily. Should you require any further information or assistance, please do not hesitate to contact me at [Phone Number] or [Email Address]. I look forward to receiving a positive response from you at the earliest convenience. Thank you for your understanding and assistance. Warm regards, [Your Name]