Filed under: Ask Engadget, Features, GPSThere was no shortage of opinion last week on Ask Engadget, when Ebzy was in search of some guidance in the digital camera market. You can get your own question answered by sending in to ask at engadget dawt com. Today Perry's in search of a GPS unit:"I'm thinking of buying a GPS for my car, and am totally confused with the options. I'm not interested in ones with JPG viewers, MPEG players I just want the best GPS that I can get. What do you recommend i