Gross Commission is the money real estate agents earn when they sell a home. Real estate industry executives Kevin Cahill and Lisa Cahill, CPA discuss Gross Commission - Truth in Real Estate Brokerages, and their views on the residential real estate brokerage industry.Kevin and Lisa are co-founders of REALean, the national real estate brokerage franchise brand. Kevin began as a Realtor in 1999, and has been an executive with Keller Williams Realty and Coldwell Banker Residential Real Estate (NRT) prior to launching REALean. Lisa has been a Certified Public Accountant since 1993, and has been a Realtor since 2012, when she joined Kevin in residential real estate.