JemJem offers the refurbished 5-lb. Apple MacBook Intel Core 2 Duo 2GHz 13.3" Laptop in White, model no. MB881LL/A, for $169 plus $1.99 for shipping. That's the $15 under our refurb mention from two weeks ago, the lowest total price we could find for a refurb by $19, and the best price we've seen for this configuration. It features an Intel Core 2 Duo 2GHz dual-core processor, 13.3" 1280x800 LCD, 2GB RAM, 120GB hard drive, iSight webcam, Gigabit Ethernet, AirPort Extreme (802.11n wireless), Bluetooth 2.1+EDR, 6-cell battery, and Mac OS X 10.6 Snow Leopard.
Note: A 30-day JemJem warranty applies.