As a house flipper, you want to present buyers with the best product possible, so if you find potential issues during your renovation you should thoroughly investigate them, and not simply perform superficial, quick fixes. Here are three quick fixes to avoid, and how to properly check for underlying issues. Painting over a ceiling stain. If you have a stain on a ceiling in your flip your first inclination might be to paint over what appears to be a simple cosmetic issue. While you may cover the ceiling with a fresh coat of paint, you could be covering up a