My gps kept having 'pop-up messages' telling me that my maps were outdated and that I should go online and update them in my StreetPilot c330. I finally gave in and purchased the upgrade for the newer maps. But, when I did, it erased all of the canals in my city. I live in Cape Coral Florida, and this city happens to be the city with the most canals/waterways in the world! There are over 400 miles of canals here and you have to see them to know where you are in the city. After complaining and several correspondences to the... read full review »