We have a couple of clients who have asked if there's an easy way to manually "close" their office for a short time (impromptu meetings, unscheduled lunches, etc) without having to change their office hours schedule or enter a holiday. Lots of traditional systems have a short code for overriding the schedules and that's what they're looking for. Example, there's a company meeting that might last 20 minutes, or maybe 2 hours. How can someone quickly and easily roll the phones to a closed messa