Maintaining a black car's exterior is an intimidating experience considering a single finger swiped across the paint can show a noticeable blemish. With so many cars coming off the assembly line with fresh coats of deep, glossy black paint, we gathered tips on how to keep that luster looking as good as new. Cars.com’s Matt Schmitz shows how to help keep any car's paint color free of scratches and swirls in this week’s segment of Driving Smart.