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. Florida Realtors has pre-approved and standardized a few different formats of the listing agreement that we can go ahead and use both for sale.Learn how to properly fill out all of the residential listing contract documents and everything associated with it. A listing agreement is not an enforceable contract unless it contains: a. The street address of the property b. Contract Formation: A listing agreement is a contract for services. It is not required to be in writing in order for it to be enforceable. This Agreement is protected under federal copyright law. You are authorized to make copies for the purpose of completing a draft copy of the final agreement. The listing agreement is a contract that lays out specific, agreedupon terms, giving the real estate agent permission to market a home to buyers.