Security services, namely, security guard services and security patrol services; emergency response alarm monitoring services, namely, monitoring of alert devices by a remote monitoring center for the dispatch of security personnel and notification to third parties; electronic monitoring services in the nature of monitoring burglar and security alarms for security purposes in the field of government facilities; consulting in the field of personal security and monitoring of security alarm systems; detective investigations; concierge services, namely, making requested customer arrangements and providing customer-specific information and services to meet each customer's needs rendered together in connection with security services in gated communities, commercial buildings and properties, namely, apartment complexes, office buildings, retail centers, government properties and manufacturing and distribution centers; security guarding for facilities, namely, warehouse security guarding services; truck and trailer tracking for security purposes in the transportation industry