The agreement must have a start and end date. A real estate Buyer Representation Agreement is a legal document that outlines the working relationship between a home Buyer and their Real Estate Agent.Why do you have to sign an agreement with a real estate agent before seeing a house? A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers. For buyers, the agreement must be signed before touring a home with their REALTOR®. The agent called this week and said another agent in her office would like to show our house to some clients if we're still open to it. This resource provides information about what provisions must be included in the written agreement pursuant to the NAR settlement as well as other provisions. 1. APPOINTMENT OF REALTOR®: In consideration of Brokerage's efforts to find a Buyer for Seller's Property, Brokerage submitting this. Seller has read this Section and fully comprehends and understands the concept of a Dual. Agent under the laws in the State.