Agency begins when one person is given the authority to act for or in place of, another person.
A real estate broker is a middleman who buys or sells on behalf of the client. The real estate business has become more complex. There is an increased emphasis in professionalism in the business. All this as caused an emphasis on agency in the industry requiring a new look at the practices of the real estate business. Texas Real Estate commission requires this course before sitting for the salesman licensure exam.