Physical and Environment controls
Regulations like PCI DSS,HIPAA and other regulations may apply.
+ Policies to maintain a safe and secure facility / office / room / secure area.
+ Physical access restriction.
+ Perimeter security,physical authentication / auditing technique.
Redundancy
1. UPS
2. Systems
3. Hard Drives
4. Network Devices
5. Cable
6. Software
7. Backup staff