This week Buy.com has the Garmin nuvi 255 3.5-inch portable GPS navigation system (model no. 010-00717-28) with lifetime map updates, preloaded City Navigator NT street maps, millions of points of interest, turn-by-turn voice directions, 2-D or 3-D maps, Bluetooth, a SD card slot, FM traffic compatibility, and more.  This GPS was $199.99, but has been reduced by $70.22 to $129.77.  FREE shipping is included and sales tax applies for residents of New York and California. 

The similar TomTom ONE 140S 3.5-inch portable GPS navigation system with Text-to-Speech and IQ routes technology is also available at Buy.com for the reduced price of $79.99, down from $119.99.  The larger TomTom XL 330S 4.3-inch widescreen portable GPS navigator is available in refurbished condition at Amazon.com for $74.99 with FREE super saver shipping.  PCNation.com has the Garmin nuvi 255W 4.3-inch GPS navigation system, now $110.85 with FREE shipping.  Or head to BuyDig.com for the massive 7-inch Magellan RoadMate 1700, now $229.99 with FREE shipping.