How do you handle the plastic inside the car?
Is there any dashboard in front of the white wash. Tar asphalt. Try not to wash the interior are generally plastic over time will be waxed. May be the sun. This is no way, not only to confirm. Let the professional team get the beauty shop.
Re spray up the good color change paint, you can first try a small part, to see how the effect, and then fully construction.
Fill the broken surface with the patch cream and polish it with 800 purpose sandpaper.
Spray it with a professional paraffin cleaner, scrub it with cotton or sponge, clean the cleaning material with a cloth, and then clean it with a stronger detergent.