Strategically, providers make it inconvenient to leave their service. I was on hold for over 30 mins to my current provider to get a Porting Authorization Code (PAC). Naturally, this triggers feelings of anxiety and annoyance.
Similarities to being trapped in a marriage even when the emotional bond is broken, the legal side is like a gun to the head.
Even if relationships had a “do not enter” sign we would still dive headlong into Love oblivious of the dangers we are putting ourselves in.