Clarification for recent switchers about application removal.
If you go to the Applications folder youll see a bunch of applications - - files with a .app extension.
If you highlight one of these apps and select More info
it looks like an executable file.
If you double click one of these, say FileTrasher.app, then FileTrasher opens.
FileTrasher.app IS NOT an executable; it IS a folder that contains the executable and most, if not all, of the needed support files. Thus, putting FileTrasher.app in the Trash does a pretty good job of uninstallation.
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It would be a big help for us newbies if a more knowledgeable OS X expert could give use the rules that applications follow concerning leaving files outside of their own folder.