This deal has ended.
2nd Update: this has jumped to $253.48, still the lowest online. Amazon has the Garmin Nuvi 760 GPS Navigator for just $249.95, despite regularly being priced around $500. One of their more advanced models, this features a 4.3" touchscreen LCD, preloaded maps of the United States, Canada, and Puerto Rico (with millions of points of interest: ATMs, gas stations, hotels, etc.), integrated FM receiver designed to receive alerts from TMC Clear Channel regarding traffic, MP3 player, and more. Shipping is free with sales tax charged in most states.