I am no longer a 20 index but I was... Ways a 20 Index can improve I taught as a Class A PGA Instructor for a few years and still love diagnosing and helping golfers get better. I know golfers who love to compete; I know golfers who'd prefer to NEVER compete. But, seriously, who doesn't want to get a little better or just have a better day because their game was comfortable, and they played at...