Definition / Belongs to this divisionThis sector includes security-related activities such as law enforcement and investigation; guarding and patrolling, collecting and transporting money, receipts and other valuables, providing personnel and equipment to protect the consignment; operation of electronic security alarm systems, such as burglary and fire alarms when the activity is aimed at remote monitoring of these systems, but often also includes sales, installation and repair-maintenance services. If the activities mentioned above are carried out separately, they do not belong to this sector, but to retail trade, construction, etc.