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. A contract is not the place to spell out what an MLS is, how offers might be presented, or the pros and cons of a seller reading a supplemental offer letter.A copy of the property condition disclosure statement containing the signatures of both seller and buyer shall be attached to the real estate purchase contract. Terminate the listing agreement. When is a home considered "on the market"? Is it the day the listing agreement is signed? How do I fill this out? Seller shall complete the Oklahoma Residential Property Disclosure Statement ("Disclosure Statement") or, if the. Selling property is a major undertaking. For realtors, it requires significant time and effort in a competitive industry.