As one of its daily deals, Best Buy offers the Magellan RoadMate 2230T-LM 4.3" Portable GPS Navigation System, model no. RM2230SGLUC, for $69.99 with free shipping. That's the lowest total price we could find by $18. Features include a 4.3" touchscreen LCD, text-to-speech, voice prompts, lifetime map updates and traffic alerts, and parking function. Deal ends today.