My friend has stickers stains on his car how to remove them?

when I pulled stickers from the car they have the sticky residue has been left on the car as white marks. They are NOT FADE marks. So how do I get the sticky stuff marks off?
Asked Oct 28, 2013

TIP: If it's not your answer to this question, please click "Leave a Comment" button under the question to communicate with the question owner.