You might try taking it in to a good auto-detailer to see if they can buff out the marks. The bumper looks like white paint transfer from a park-n-bump. Hard to see on the tail-light, but might be the same.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Honda Element Owners Club
Element Owners Club is your go to forum community to discuss your Honda Element, and get ideas from your next great trip to your next Honda Element Mod.