If you earn money flipping houses, every upgrade needs to increase the sale value of your investment. You know you need to paint the front door, because it's weathered looking. But do you know what color to paint it to get the most money from the sale of the house? We do. Zillow analyzed thousands of photos from residential property sales. It looked at specific colors and specific locations on the houses that increased or decreased the average sale price, and by how much. Color makes a huge impact on buyers. Even though it would be easy for the buyer