The Apple Store dropped its prices on a selection of factory-refurbished 3-lb. MacBook Air notebooks, as listed below. Plus, each system qualifies for free shipping. At up to $80 off, each model is at or near the lowest total price we’ve seen. Sales tax is added where applicable. Each item carries a 1-year Apple warranty, the same as new units. Items are removed from The Apple Store when sold out. The laptops, with price drops from our previous mention (each model listed below features 2GB RAM):