If you have explained the reasons why you want to cancel the offer and the broker refuses, you may need to hire a lawyer, although there is no guarantee that a lawyer will give you the desired result. No presence on the Internet: Google and other search engines are important tools to launch your entry into the world. If you enter your address into a search engine and don`t return results, it`s a big red flag that`s done little to sell your home. Dual Agency (225 ILCS 454/15-45) – Legal in Illinois. Real estate agents may only act as dual agents with the informed written consent of each party. A consent agreement must be drawn up by the agent and signed by the buyer and seller. There are at least ten ways to terminate a listung agreement.