DaveC is right...except if it were me, I’d go back to that pro shop on a day when I would have all day to hang out and I will not leave them until my set up was shooting bullets...like you said the man knows his stuff...maybe he just needs a little encouragement

.....But that is just me
All I’m saying is...just give him a chance to make it right whether he likes it or not[8D]
Bo