touch up paint yan probably... if ever you have a small nick or chip, you can use that to touch up the paint... most new cars come with a small can of paint
yup the best is spot painting go to your suking shop ang let them paint, or if ur a DIY guy mix the paint with acrylic thinner then spray it on
make sure naka sand and primer yung surface before spraying
eto po ang procedure sa acrylic or 1K based
1. metal sheet
2. epoxy primer then sandpaper
3.body filler then sand if necessary
4.putty if necessary then sand
5.acrylic primer then sand
6.color then sand
7.topcoat then sand using pinaka manipis sand paper