The Apple Store offers the factory-refurbished 3-lb. Apple MacBook Air Intel Ivy Bridge Core i5 1.8GHz 13.3" Laptop, model no. MD231LL/A, for $779 with free shipping. That's $70 under our refurb mention from last fall and the lowest total price we've seen for this model. It features an Intel Core i5-3427U 1.8GHz Ivy Bridge dual-core processor, 13.3" 1440x900 LED-backlit LCD, 4GB RAM, 128GB SSD, AirPort Extreme (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, the same as new units.