From their fb page.
20% off any Dell Outlet Laptop or Desktop priced at $499 or above (
before taxes and fees)!
Enter coupon* code at checkout: ?NCBDXK0WQBF 0W
Expires 9/19/10 or after 5,000 redemptions, whichever is first.
*Limit 2 discounted systems per customer. Online only.