Open any candidate profile, navigate to the reference section, and click on the gear icon as shown in the screenshot below
Select: Edit Settings
Select: Notification Tab
If it is currently set to "No", Click on "Yes" and a few more options will appear.
Click on the Plus icon to add the specific email address you would like to be notified at.
If you also want to be notified if a candidate makes any changes to the existing references, check the following box.
Once done, don't forget to hit the Save button.
If this doesn't answer your questions you can always contact us by clicking here.