The agreement contains the date of opening and end of the contract and the amount of the service allowanceA service, also known as a service fee, refers to a tax levied to pay for services related to a product or service purchased. that the broker receives subject to certain contractual conditions. The agreement may also include the list price at which the seller is willing to sell the property, and the agent`s ability to collaborate with other brokers and the compensation they receive if they manage to bring in a serious buyer. The answer seems simple. The real estate agent lists a house for sale, and you like it. Then you know that you negotiate with the agent a price that accepts the seller, closes the house and that the seller pays 6 percent to the real estate agent. It`s over, isn`t it? Unfortunately, it`s not that simple. The listing price is usually agreed by the seller and the broker.