Acceptable Use Policy - see link below aup.lsu.co.uk
Computer security, Anti Virus etc.
General - we're required by by our ISP & PCI to have active & up to date AV
File systems including access settings, naming conventions and what you can store where
Back ups and archives
What is backed up & how often
How to get a file restored
How to get a server / app restored
What is NOT backed up
Email filtering & firewalls etc.