Higher Backswing produces more pin action but harder to control.
Lower Backswing produces less pin action but easier to control.

 

REMEMBER!!! When you finish the tenth frame, make sure you click on the RECORDS button or your score will not be saved. All you need to do is break 100 for either Singles or Doubles!!! That's just an average of 50 pins per game for the Doubles to get on the 'board'. There is more information in the GUIDE to help you score higher.

-SAB-