Backing up the Microsoft Outlook rules wizard files
1. Locate the file by using the Windows find tool. Click Start / Find / Files or Folders.
2. In the Named box type *.rwz - ensure the Look in box is looking on the drive that Microsoft Outlook is located (usually the C: drive).
3. Click Find Now
4. This should locate the Microsoft Outlook rules file, if present. Generally, this file is rules.rwz.
5. Once this file is located, copy the file to an alternate drive or backup media such as a Zip disk.
found on: computerhope.com/issues/ch000457.htm