Who Else For A Decision So Important Broker, CRS,C2EX, SRES, GRI, e-PRO What do all these initials mean to you? It means that I have taken the time to get advanced education and training in real estate so that I can better represent you when it comes to selling or buying a home, and better negotiate on your behalf, getting the best possible terms and conditions. As a Broker, I have advanced my education to be capable of managing a real estate business. And why does that matter?