The Code of Virginia requires a written brokerage agreement when a brokerage relationship, as defined in § 54.1-54.10, is created. A One Time Showing Agreement is a commission agreement signed between a buyer's agent and a seller for specific named buyers."Brokerage agreement" means the written agreement creating a brokerage relationship between a client and a licensee. After August 14: NVAR's new brokerage agreement (both listing and buyerbroker agreements) will be required beginning on August 17th. This Exclusive Right to Sell Listing Agreement ("Agreement") is made on. The latest update clarifies and strengthens our brokerage agreements to make it easier to explain to your clients how and why you get paid. Homebuyers will now be required to sign a written agreement with their agent before touring a home. Curious how to fill out a listing agreement? This video covers the Tennessee Realtor Form Exclusive Right To Sell Listing Agreement. Homebuyers will now be required to sign a written agreement with their agent before touring a home.