TexasCHLforum.com

In addition to firm grip, important to lock wrist and elbow.

Yep, as others have said, the problem is often with the operator, not the equipment (except some of the real cheapies). However, as the size gets smaller, the engineering and function of the smaller parts can be less forgiving than on larger, heavier semis. I keep 5 different 9mms available for CHL qualifications and separate "Handguns 101" classes - which it sounds like some of your folks may need as well, if for no other reason, but to learn to run the gun they already own.