
For more information on the rebate, please visit this link: Xbox 360 Elite Rebate.
The rebate is good for any purchase between today and October 5th, and you will need an "ORIGINAL UPC Code from the product box with the product name and barcode clearly identified from the product (click here to see UPC location)"
You will also need "a copy of your sales receipt that clearly shows the date and store name where you purchased your product as well as a printed copy of the e-rebate form."