I built a phone accessed service for a school system some time ago, programming an off-the-shelf call handler and adding an industrial thermometer. When you cal

I built a phone accessed service for a school system some time ago, programming an off-the-shelf call handler and adding an industrial thermometer. When you called it would tell you the time and temperature and whether school would open normally, open late or be closed due to weather. School staff could call in and change the message setting.