No Thumb One Hand Bowling. Straight & Accurate Arm Swing Development

How to learn to hold a bowling balling without putting your thumb in it. Common faults with one hand no thumb bowlers. Why do they have a curved arm swing. Why do they struggle to be under or behind the ball.
As a one hand, no thumb bowler, the most basic fundamental to get down, is how to hold the ball in a stable manner.
To often people quickly progress to heavier bowling ball, before they get the basics down. The results is the development of poor technique. Problems with accuracy, power and an inability to project the ball down the lane.
All of these are the symptoms. The problem is not learning how to hold the ball in a stable manner.
In this video I go over how failing to hold the ball causes inaccuracy. Analysis of my own game, along with Tom Daugherty. Practice drill to help each person learn the best way for them to hold the ball. Finally, some things I would have done differently, if I could do it all over again.