Abstract: A system to communicate with a community of people determined by a geofencing system to be physically present in a geographic region, wherein the system overrides any alert-inhibiting state in the people's smart phones to deliver audio or visual alerts in emergency situations.
Abstract: A system to communicate with a community of people determined by a geofencing system to be physically present in a geographic region, wherein the system overrides any alert-inhibiting state in the people's smart phones to deliver audio or visual alerts in emergency situations.