This week on the refurb. shelf at Apple's online store you'll find great prices on Mac models starting as low as $999 for the 3.06GHz 21.5-inch iMac with 4GB of RAM and a 500GB hard drive. MacBook Air configurations also start on the low end of the pricing scale as well, $1099 for the 1.6GHz MBA with 2GB of RAM and a 120GB hard drive. Save $520 on the 24-inch 2.93GHz iMac with 4GB of RAM and a 640GB hard drive, now $1279.
