Answer to "How do you take off paint scratches from a plastic surface?"First step is to remove the wall paint without Scratching the plastic surface. Dry wall paint gets soft with - water! No rocket science needed. If possible submerge it into water with a dash of dish cleaner for some minutes. Than take a wooden spatula or fingernails to scrub it from the surface. Any scratches you can polish with toothpaste or grease based polish like mentionned before.