Thanks for the replies, everyone.
The scratches are maybe 1/4". The brown stuff, I have no idea what it is, but I guess rust is a likely answer. I have a faint memory of some burning embers coming from the highway when I was driving home one day - I thought someone threw a cigarette out of...
Hey Mike and everyone,
I really appreciate what I'm learning about detailing on this forum. I know this question goes a bit beyond polishing or waxing, but I figured you would definitely have an opinion on how I should attack these scratches on my newly purchased, pre-owned Mazda3:
Okay...