Have you ever tried to find out why some properties are on for sale for years while some are sold within a month? this is because of pricing…is the key to selling a house by owner. Today, FSBO is a competitive market, and so are the inventory included. Hence, the price becomes a decisive factor. Other factors that add to the quickness of a sale of house by owner are condition of the property, terms and conditions related to the sale, etc. however, nothing is as important as the price alone.