Back-up software. A really fast Disc Imaging Backup Software. Makes a complete .iso copy of your hard drive. It has a built-in scheduler, you can set it up to create backups on a regular schedule, making it harder for you to "forget" to take care of business. Images can be saved off to network drives, DVDs, or removable drives (USB and FireWire). Images can be password-protected for the security of your data. Using Microsoft's Volume Shadow copy Service (VSS), Free for personal use by Macrium Software.