Ending today, Dell Small Business offers its 4.9-lb. Dell Latitude 15 3550 3000 Series Intel Broadwell Core i5 2.2GHz 15.6" Laptop for $679. Coupon code "QLSKB?XG61RJB5" cuts the price to $549. With free shipping, that's tied with our expired mention from four days ago as the lowest total price we've seen. (It's a current low by $50.) Features include an Intel Core i5-5200U 2.2GHz Broadwell dual-core processor, 15.6" 1366x768 LED-backlit LCD, 4GB RAM, 500GB 7200 rpm hard drive, Bluetooth 4.0, 802.11n wireless, 3-cell battery, and Windows 7 Professional 64-bit (with a Windows 8.1 Pro license).