apple sent me this mail i don't have any idea what for:
Thank you for your recent order.
I apologize for any inconvenience. I have entered Return Material Authorization (RMA) #74142342728 for the iPhone on your order #74564570675.
Please pack the item in its original box using the original packing materials, and include all cables and documentation.
You will receive an email with online labels from FedEx Return Manager.
Please print these labels out and attach them to the return box. You can drop the box off at any FedEx drop off. The labels are good through XXX.
Once the package has been received by our warehouse, $319.93 will be credited to your account. The credit should be generated within five business days following receipt. It will be posted to your account according to the issuing bank's procedures.
Thank you for choosing Apple.
The Apple Store Team