Various third-party sellers via eBay take up to 86% off select refurbished Apple MacBook, MacBook Pro, and MacBook Air laptops. Plus, all orders bag free shipping. A couple of best bets:

Refurb Apple MacBook Air Intel Haswell Core i5 1.3GHz 11.6" Laptop for $289.97 (low by $79)

refurb Apple MacBook Pro Intel Haswell Core i7 2GHz 15.4" Laptop with Retina Display for $669.97 (pictured, $330 less than a new one)

Note: Check individual product pages for warranty information.