There is no difference between the pro and free version as far as res is concerned. I just thought I'd point that out. It has features that are not available in the free version but the images and data base are the same. You can go to: http:.bbs.keyhole.com And sign up and then click on the "in the news" forum for the latest overlays always. Violence is always a sad state of affairs. It's no way to solve a problem.