Learn how Buyer Broker Agreements are intended to be used and what you need to mention directly within the agreements. A quick overview of the Massachusetts Association of Realtors exclusive right to sell listing agreement.We're going to take a listing agreement and complete it online. Vacant Land Listing Agreement. A listing agreement is an employment contract between a real estate broker and a property owner. At that time all contractors will be required to complete a contractor registration within EPL in order to apply for permits.