A seller financing agreement should be detailed and comprehensive, outlining all terms and conditions clearly. Essential elements include:.So the first step is to determine whether you have a mortgage or not. We'll discuss seller financing for business and how it works, as well as highlight the pros and cons for both buyers and sellers. Purchase and sale agreements should be in writing in order to be enforceable, and must contain signatures of all the purchasers and the sellers. Owner financing is a powerful strategy for selling properties in Georgia, offering flexibility, higher returns, and faster closings. How to use seller financing to create real estate notes for cash flow or resale. A master purchase agreement is a legally binding contract between buyer and seller, and typically relates to buying and selling goods rather than services. Seller financing is an alternative way for a buyer to purchase their home. Essentially, the seller becomes the lender and extends credit to the buyer.