Proof of what. Your conjecture is that telling a debt collector to contact you via mail validates debt. That's not even remotely plausible. You have no idea what you are talking about.
Proof of what. Your conjecture is that telling a debt collector to contact you via mail validates debt. That's not even remotely plausible. You have no idea what you are talking about.
Okay, have fun dealing with creditors without knowing that.