When the wrists are overly extended at address.
When the hands and body are not synchronized during the takeaway.
When the upper body moves too much during the backswing.
When the upper body fails to maintain its backward tilt at impact and extends toward the target.
When the wrists are bent away from the target direction at impact.
When the shoulders rise during impact.
When the lower body is not engaged enough during impact.
When balance is not maintained and the finish collapses. (DTL)