The key component in this system that understands human psychology is to set reasonable expectations. Most places don't have that kind of SLA, but when an event

The key component in this system that understands human psychology is to set reasonable expectations. Most places don't have that kind of SLA, but when an event occurs you can set an expectation of when the next communication will be and as long as it's not crazy, people will go along with it. But if you just leave people hanging, not knowing when/if an update is coming, they have nothing to do but panic about the lack of new information.