Canon USA has a sale on refurbished cameras, lenses and other gear now with tiered rebates, which provide $10 off $100 purchases, $50 off $250 purchases or $125 off purchases of $500 or more. The sale lasts through May 31. Add your camera or lens to your cart to see the discounts applied. Check it out here at Canon USA.
Also, Canon USA now provides a 1-year warranty on all refurbished cameras purchased from Canon USA.