Mark Russo, 2018 MAPGA Teacher of the Year and Golf Digest ranked instructor, welcomes Mark Crossfield, a PGA coach that has created a massive following online through instruction reviews, travel videos, and club testing.  Sitting at over 334, 000 subscribers on You Tube, Crossfield's videos have been viewed over 223 million times!  Over the course of the conversation, he explains his coaching background and philosophy, as well as the lessons learned in 13 years of You Tube content creation.  Crossfield also discusses golfer improvement, the trappings of content creation, and how risk is involved in any endeavor.  It's a fun and interesting journey on the Driving Improvement podcast in Episode 12!