Grogan began his real estate practice in 1974 as a Sales Associate before eventually buying two Century 21 franchise offices.  After closing 100 escrows completing the Graduate Realtors Institute (GRI) designation criteria in 1977, Grogan received the Certified Residential Specialist (CRS) designation in 1979.  In 1985 Grogan obtained his Certified Property Manager (CPM) designation.  Having received two bachelors’ degrees – one is business administration management, and one in real estate and finance – Grogan earned a master’s degree from California Polytechnic University, Pomona for a thesis on Property Management Training and Education in 1985.  Shortly thereafter he received a doctoral degree from Pepperdine University for his dissertation on A Needs Assessment for the Real Estate Assistant.  Grogan is the full time real estate professor at El Camino College in Torrance, California and has authored many publications, including many of the California Community Colleges Student or Instructor Study Guides, continuing education course materials, and curriculum.