The LAN team configures CrashPlan to backup the following folders:

  1. Desktop
  2. Documents
  3. Favorites
  4. Chrome and Firefox bookmarks

In addition, you can add additional locations by clicking no the Change button as seen below:

Then selecting additional folders as seen below:

Then clicking "Save"

REMINDER: You are limited to 20 gigabytes in your backup, so make sure you do not exceed that amount.  You will not be notified you have gone over the limit, the backup will just cut off at 20 gigabytes.  The first screenshot shown above tells you how much is being backed up.