Sanding between paint coats is done for two reasons: To eliminate accumulated filth and provide a completely hardened surface with teeth to bind the next layer or eliminate brush marks or other irregularities for a really smooth texture. Sanding should eliminate the majority, if not all, of the flaky or cracking paint from the surface, allowing. You should paint your room purple! You are a chic lover of performing. Whether it's dancing, singing, or acrobatics you never cease to impress. You are a very traditional and classy person! You should paint your room black! You should paint your room black! You are very artistic and love to try new things.