: Your arm swing and footwork timing are critical. Books like From Gutterballs to Strikes suggest that even small fixes to bad foot position can dramatically improve your accuracy.
: Advanced bowlers sometimes play near the very edge of the lane (the "twig"). While psychologically challenging because it looks like the ball will fall in, developing confidence in this area can actually help you control the lane better. The Mental Game Gutterballs
: Using a ball that is too light or too heavy can cause a "wobbly" delivery, making it difficult to maintain a straight line. : Your arm swing and footwork timing are critical
Gutterballs usually stem from a few common technical errors: Gutterballs