Here is an article I just wrote that explains, in general terms, what you face in a real estate arbitration before the board in California.
California DRE Defense Attorney
Providing legal representation for those who are under investigation (including, but not limited to DRE audits, Dre Hearings, improper collection of advanced fees, fraud or misrepresentation and broker trust account violations) or for those who have been denied admission or been denied a real estate license by the California Department of Real Estate.