GRAR (Grand Rapids Association of Realtors) approved forms have several written in, such as; inspections of home that can include plumbing, electric , roof, radon, termite, septic and well (if applicable) basically general over all condition of the home. There is a place on this contract that you can mark if you want the sale to be contingent on the sale of your home. There is a written paragraph in there about financing as well. However, if you are dealing with a short sale or a bank owned homeâ€¦â€¦â€¦â€¦.they will have their own contract for you to READ and sign, and the rules may and will change. If not, just about anything can be written into a contract as long at it is legal and ethical.