SOS gives you the flexibility and power to create a backup that meet your needs. Backup your Outlook daily up to 6 global datacenters. Backup your entire computer to a USB drive nightly or backup My Documents to your iPod each hour or engage LiveProtect™ to have SOS watch your files and provide continuous real-time data protection. You save it – we back it up offsite invisibly and automatically, keeping an unlimited version history that lets you roll-back to any point in time.