Hot-button issues and debates abound in the world of real estate. Are agent rankings fair? Who really "owns" listing data? What are the limits and potential drawbacks of real estate "transparency"? What should be the role of the National Association of Realtors? Do subprime loans deserve a place in mortgage finance? The questions are endless. Some of them can provoke strong, even emotional reactions. And all too often, those reactions can calcify into hardened beliefs that are inimical to constructive dialogue. To guard against that, Inman News believes that real estate stakeholders should periodically revisit their beliefs and challenge the assumptions underpinning them. So, we've decided to launch a new series. "Real Debate" will present different viewpoints from Inman Ne...