Ключевые слова: 911 call center, 911 system, cctv surveillance, communication, computer aided dispatch, computers, control room, cooperation, crisis management, dispatch, dispatcher, efficiency, emergency operators, emergency response, emergency services, first responders, helpline, incident management, law and order, law enforcement, modern, monitoring, operators, phone calls, police officers, public safety, radio communication, response time, security, space, teamwork, technology, telecommunications, telephonic, text, urban, workstation,