Backup - On site and off site. The cloud is great, but it probably should not be your primary backup.
Must back up daily. Make this automatic and unattended. It should be redundant, not incremental.
Back up everything, not just data your office creates. Include email, calendars, office management data.
YOU OWN THIS ISSUE! Check your backup log regularly.
Security - Work with IT expert for Antivirus and Firewall.
Naming protocol or DMS
http://www.worlddox.com/ Advantage of DMS is that can force user compliance.
If establishing a protocol yourself, think carefully about your business needs.
MAKE THE LEAP!
Email storage - Acrobat Pro 11 does a beautiful job
http://www.adobe.com/products/acrobat.html?promoid=JOLIR