The real LPT is that in a voice or keypad entry prompt 0 gets you to the operator 99%of the time. Sometimes it will fight back by saying “I understand you want to speak to someone but we need more information” press it a few more times and the phone will just start ringing.

The longest I had to go was pressing it 7 or 8 times with comcast (my local ISP) who were a pain in the ass to get a hold of. But it eventually worked