I would like to change your scenario to one that more closely mirrors the situation at hand: You are using their service to harass other users. Your targeted ha

I would like to change your scenario to one that more closely mirrors the situation at hand: You are using their service to harass other users. Your targeted harassment of these other users causes them to cancel the service. Or, lets go for something simpler: Spam. You're using the telcom provider to send out spam. They cut you off for it.