The Apple Store offers its factory-refurbished 2.4-lb., previous-generation Apple MacBook Air Intel Core i5 1.7GHz 11.6" LED-Backlit Laptop, model no. MD224LL/A, for $799 with free shipping. That's tied with last week's mention and the lowest total price we could find for a refurb now by $151. Features include an Intel Core i5-3317U 1.7GHz Ivy Bridge dual-core processor, 11.6" 1366x768 LED-backlit LCD, 4GB RAM, 128GB SSD, 802.11n wireless, Bluetooth 4.0, Facetime camera, Thunderbolt and USB 3.0, and Mac OS X 10.8 Mountain Lion. A 1-year Apple warranty applies.