Dan walks us through the process of filling in a listing agreement. A listing agreement is a contract between homeowners and brokers that legally establishes how a realtor will find a property buyer on the seller's behalf.GCAAR MEMBERS ONLY – Download all the contracts, disclosures, and forms you will need for a real estate transaction in Montgomery County, MD. Open Listing Agreement: This type of agreement allows the seller to list the property with multiple agents. Listing agreements establish the relationship between the real estate agent and the property seller. How to fill out a basic Listing Agreement. General Documents, Drawings and Specifications (Construction Documents) for the Project are in the office of the Purchasing Agent. Only real estate agents with a listing agreement are allowed to attend. This legalheavy part of the document lays out how any potential disputes are resolved between the property owner and agent. There are many sites on the internet that are referral sites.