MMS601 and all others affected by this issue:
1] Mail a printout of this entire thread to the store owner.
2] Mail a printout of this entire thread to the store MANAGER.
A WISE store owner will understand that his staff needs RE-Training in Customer Service. He would have the ability to correct the issue WITHOUT names being named. As they say chacham einav beroishoi.
As for the store manager, unless someone puts the clamps on his behaviors it is unlikely he will see a need to change. It’s time to protest Avizreiah Degilui Arayos.