Commercial/Industrial companies' needs go beyond the basic physical security system. Due to the variety and complexity of most commercial/industrial companies, the security system can go from simple to very complex. Most of these companies combine Access Control, Video surveillance, and Intrusion systems to have a complete solution for protecting their people and their assets. Fire protection is also a required part of the security and safety system found in Commercial/Industrial companies. There is a greater need for an evacuation plan in case of accidents, fire, spills, etc. Commercial/Industrial includes but is not limited to: Manufacturing, construction, commercial buildings, chemical plants and public utilities to name a few.