It is a written agreement in which the seller agrees to pay a commission to the Realtor connected to the buyer. A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers.There will be listing agents who have you sign a one time agreement or a paper saying you agree to go unrepresented if you put in an offer. A listing agreement is a legally binding contract between the property owner and a real estate agent. What is included in a listing agreement? Entering into a contract agreement with a real estate agent can be a risky business. This is probably the simplest solution since everyone is on board. She got the listing about one time out of every three presentations. Fees a buyer has agreed to pay Broker as specified in a separate written representation agreement. Does Seller have a listing contract for this Property with another broker?