I've tried several different scratch remover type formulas and IMHO "Flitz" works the best.
http://www.flitzpolish.com/Flitz_Liquid_Polish_p/a-lq.htm
I'm sure there are quite a few choices, but Flitz works really, really well.
http://www.flitzpolish.com/Flitz_Liquid_Polish_p/a-lq.htm
I'm sure there are quite a few choices, but Flitz works really, really well.