Buy.com has the Viewsonic PJ551D DLP Projector on sale for just $575.32. The projector features 1024 x 768 native resolution, 2000:1 contrast ratio, 2300-lumens brightness, and comes with a three-year warranty. A friend of mine has one of these, and I was amazed at how good the picture looked at the immense size it was projected. Plus, there are online guides for building your own projection screen. Shipping is free, there is no sales tax (except CA, MA, MD, NY, TN), and new customers can use this $10 off $200 coupon. Compare this price to $700 at Office Depot.