You can. It doesn't scratch the surface or anything when it peels off.
In my opinion, plastidip makes the car look cheap. I like the gloss finish over the matte finish any day of the week.
Don't end up like this guy:
http://s1060.photobucket.com/user/kevinwang012/media/984127DE-EC2D-49D5-BB4B-54F958FEFE48_zpsixzdbdnl.jpg.html][IMG]
http://i1060.photobucket.com/albums/...psixzdbdnl.jpg[/IMG][/URL]