Subject: Follow-up on Duplicate Order — Urgent Attention Required Dear [Customer's Name], I hope this letter finds you well. I am writing to address a recent duplicate order situation we have identified in our system. We apologize for any inconvenience this may have caused and assure you that we are committed to rectifying this issue promptly. We have recently noticed that there were two identical orders placed on [order date] under your account, indicating a possible system glitch or human error. Our records indicate that both orders were processed successfully and sent out for delivery. We sincerely apologize for this oversight and want to assure you that our team is actively working to resolve this matter. Ensuring your satisfaction is our top priority, and we are taking the necessary steps to rectify this error. To prevent any further confusion, I request your cooperation in the following ways: 1. Confirmation of Duplicate Order: Please verify whether you have indeed received two identical orders from our end. If you have received only one order, kindly disregard this letter. 2. Return or Refund Request: If you have received two identical orders, please kindly return the duplicate items to us at our provided address. We will arrange a prepaid return shipping label to minimize any inconvenience caused. Once the items have been received, we will initiate an immediate refund to your original payment method. 3. Customer Support Assistance: If you have any questions or require assistance with the return process, our dedicated customer support team is available [mention operating hours] to guide you through the necessary steps. They can be reached at [provide contact details]. We understand the importance of your time and deeply regret any inconvenience caused. Rest assured, we are diligently investigating the root cause of this duplicate order incident to prevent its recurrence in the future. Once again, we sincerely apologize for any inconvenience caused, and thank you for your understanding and cooperation. We value your patronage and want to ensure your complete satisfaction with our services. Yours sincerely, [Your Name] [Your Title/Position] [Company Name] [Phone Number] [Email Address]