$10 $20
Office Depot has the 10-Pack Powecom Adult Size KN95 Face Mask for $10 with free shipping.
Office Depot / OfficeMax has the APC BVN650M1 Back-UPS 650VA 7-Outlet Battery Backup and Surge Protector on sale for $40 with free store pickup.
30% off Select Regularly Priced Purchase $250+. Office Depot has the Vari 60" Electric Push Button Sit to Stand Desk (Black, White, Butcher Block, Reclaimed Wood or Darkwood) for $650 - 30% off with code 91238891 [Exp 10/31] = $455 with free shipping.