3m compound is ok for a first stage correction I suppose not the best stuff it's dusty aswell but if you just use the 3m compound you still haven't corrected the paint it's still going to have scratches and swirls as it's a heavy compound it will need to be machine polished again with a (jewellers polish) as it's knows in the detailing world that will then correct any swirls scratches created by the compound then you could use wax after yes however it doesn't last long inuf you need to be putting a good seal on there like chemical guys jet seal and sealent is made for wax to be applied over th