Even with the recent price drops on the Xbox 360 Elite to $299, a new announcement today on an additional $50 rebate for customers in the U.S. from now (September 22) and October 5, 2009. More information on the rebate can be found here.
Fine print: Mail-in rebate offer valid in the 50 United States, D.C., and all U.S. military bases with valid APO/FPO addresses. Valid for new Xbox 360 Elite purchases made September 22, 2009 through October 5, 2009. This completed rebate form and qualifying proofs of purchase must be postmarked no later than November 20, 2009. Limit 1 rebate per household except where prohibited by law. Not combinable with other Microsoft rebates or offers for this product.
Also available via http://bit.ly/jX8w4. Did I mention that the Xbox 360 is a great Windows 7 Media Center Extender? 😉