check out m.waze.com for the free OTA download for WAZE navigation. its been out for the iphone and android phones and is in beta for blackberry's. compatible with the 9700, 9630, 9000, and 8900. it gets better and better as more users download. great UI, chatting, hazards reported, and a million other things. i've gone through several turn-by-turn voice nav gps apps and this one is by far the best, cleanest, easiest to use, and its FREE!