Coordinating the arm swing with the pivot is gibberish?
If I make it to the school I imagine I'll have more to learn than anyone else in attendance so I don't take it as an insult!
Don't take anything I say to you as an insult. But telling someone it's a matter of Coordinating the arm swing with the pivot is like telling someone, "Just Open the door and Jump out, then at 2100 feet, simply pull that little cord hanging down your left shoulder.
Telling someone to coordinate arm swing and pivot? What do you teach them with Zero Pivot? What swings the arms?
Do you understand that it's gibberish? Ok. Pivot right to left at 8 MPH, then swing your arms at 40 mph and coordinate them so that the clubhead arrives to the ball at 110 mph with a square clubface with a down, out and forward path. Lesson over. Pay me $1000.00