: Starting your approach from the wrong spot or aiming at the wrong target often leads to the ball drifting too far right or left.
: Using a ball that is too light or too heavy can cause a "wobbly" delivery, making it difficult to maintain a straight line. Gutterballs
The Ultimate Guide to Avoiding Gutterballs: Keep Your Bowling Game on the Lane : Starting your approach from the wrong spot
Gutterballs usually stem from a few common technical errors: Gutterballs