Aj, I am starting a new thread for your project so more people can give you input since you are new here - and we all love to help....
TO ALL: Aj 34 started posting "my first auto paint project" in the WORKING WITH FILLER Section. He needs some help and thought other could refer to his beginning posts and help him out.
Aj - here is a link from the CLASSROOM here about filler work or BONDO BASICS as it is called:
Read this, print this, understand this. Henry