Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Not perfect but it is working

It is not as good as Neverlost, but it does work.It was very useful to find my location when I travel Vancouver, Canada. If you have a labtop and need cheap way to GPS navigation, then you may consider to buy this one.Pros1. It will pinpoint your current position2. Does cover US and CanadaCons1. Voice direction really sucks2. It cannot find optimized route in city3. Difficult operate