its considered by many as colorsanding, but anyways every car looks 100x better colorsanded, even factory paint jobs. One of the biggest reasons for colorsanding is eliminating orange peel, and no matter what painting conditions a little orange peel will always be there. When colorsanding its smart to mask off edges, extruded body lines, or anything that tends ot have high spots because you will just sand right through clear and the paint. Once you are done use a 3m polish compound, set the buffer at or under 1500 rpms, maybe slower because you can eat right through paint while buffing too.
Ive painted a few cars, and colorsanded them. It takes alot of work and time but its definately worth it, especially for someone like me who cant lay paint worth **** =) My signature paint job technique is runs