Staples cuts up to 85% off a selection of laptops, desktops, tablets, monitors, office supplies, and more as part of its Black Friday Blowout. Plus, Staples Rewards members receive free shipping. (Not a member? It's free to join.) That's the second-best general sale we've seen from Staples this year and yields several price lows. (We saw up to 91% off in February.) Deal ends November 29.