You can't just arbitrarily ban whoever you want from your aircraft/JS. You must remember that its not YOUR JS, its the Company's. The company/your representation negotiated an agreement, it is up to you to abide by that agreement so long as the person(s) requesting the jumpseat abide by the rules of such.
Now Chuck...who again do you work for?
RV
Now Chuck...who again do you work for?
RV