Ключевые слова: adult, alertness, authority, background, bodyguard, caucasian, cctv, closedcircuit television, closeup, communication, computer, concept, confidence, control, device, escort, guard, gun, hands, looking, male, man, monitor, monitoring, occupation, pc, person, personal, police, portable radio, privacy, private, property, protect, protection, safeguard, safety, screen, secure, security, serious, service, surveillance, table, technology, transceiver, uniform, work, workplace, young,