Depends if there's a reason to communicate such as kids. They don't have the right to demand it, but if you want to keep communicating knowing that makes your SO feel uncomfortable I think you need to reevaluate your relationship

No, and I would never date anyone who is that insecure.

Let me be very clear. No.

No.

She made me stop talking to my best friend. Haven't had one since.

Not if they trust you. At the same time, why would you be taking to an ex?

Depends on the type of communication, no on public but yes on private

Depends upon his reason. If that's my dealer I would consider his demand. 😕

depends on what sort of communications you are having with the other person I suppose ;)

If he is a dealer or someone that will get you in trouble.

No Way!

Absolutely fucking not, if my significant other told me to do that I would backhand them.

No.