Exclusive agency listings have an agreement with the listing broker as a non-agency representative of the house sellers. Seller appoints Broker as Seller's sole and exclusive real estate agent and grants to Broker the exclusive right to sell the Property. 2.It is a contract between you as a home seller and your agent. Through this contract, one specific agent becomes your sole representative. Real estate agents are allowed to fill in the blanks of prepared forms "provided" they are part of the sales process. It's important to understand what legal responsibilities your real estate salesperson has to you and to other parties in the transactions.