10 Red Flags to Watch Out for When Choosing a Real Estate Agent Warning Signs a Bad Real estate Agent Lack of Communication 1. Lack of communication. A bad agent will keep you in the dark about your sale or purchase. They may not answer your calls or emails quickly, leaving you frustrated. 2. Failure to listen: Good communications involve active listening. A bad agent, however, may not take the necessary time to understand your needs and preferences. They might try to push properties on you which don’t fit your criteria, wasting both time and stress. 3. Poor availability. A