sanding

What steps should i take to begin the process of painting my nova? bumpers stay on? what type of sanders? please be very specific of the type of sand paper and why also how should i sand my car? tips and advice highly appreciated :) thanks in advance

Got a dude put on my quarter panels, did a good job. Now I need some sanding to do...any videos out there? it's my first project want to sand it down myself. oh yeah, osama is dead! :beer: