No 1 rule. Never give out your phone numbers, or they might be
written on toilet doors
Screen shot the scene
Get their username, go behind a proxy, post the pic and say that
they caused disturbance.
When they come and scold u, call the police and say that they
are threatening you, get warrant or sth lidat form the police and
demand the server log, find out who is that, and sue them for
defamation
also get their email if possible, sexpose them
