Dealzmodo: $20 off $100 at Staples

You wouldn't think of Staples as your go-to place for tech deals, but with this $20 off $100 coupon you can make pretty much any gadget a deal. Hit the link to see some other deals for today, such as a 400GB external hard drive for $89 and a GPS for $179. Deals expire today, but the coupon's good until December 7. [Staples]