Do you need to store many Terabytes (TB) of data or does your business operate a server that needs to be available to your staff at all times? If so, you might want to understand the basics of RAID. A RAID is a group of hard drives working in tandem to give you increased storage capacity or to reduce the likelihood of your data being unavailable to your staff. Drive Savers has an excellent article that includes a 4 minute video that provides a nice introduction to RAID.