Other World Computing discounts a selection of used Apple Mac minis, iMacs, and MacBooks, with prices starting at $509. Plus, all orders qualify for free shipping. Each item is covered by a 90-day OWC warranty. Note that for most models, availability is limited. Some best bets:

• Used MacBook Air Intel Core i5 1.7GHz 13.3" LED-Backlit Notebook for $749 (pictured, $551 off)
• used iMac 21.5" Core i7 8GB RAM 1TB HDD for $1,079 ($720 off)