Monitoring of security systems; video monitoring of facilities for security purposes; surveillance services; security services, namely, monitoring security systems, providing notifications and announcements in response to suspicious or unwanted activity and providing reports regarding security patrols and security-related activity; alarm response and verification services; emergency response alarm monitoring services, namely, monitoring of alert devices by a remote monitoring center for the purpose of verifying that a response is needed, for the dispatch of appropriate response personnel and for the notification of third parties; security services, namely, providing security assessments of physical locations and working environments; providing advice and information in the field of security systems and security personnel