Ratecards: What does the message “Standard Rates > Evertime Rate > Day Rate is not a unique value” mean when adding or saving a Rate Card?

What does the message “Standard Rates > Evertime Rate > Day Rate is not a unique value” mean when adding or saving a Rate Card?

If you have selected a duplicate Evertime Rate, you receive the below warning.

The warning will indicate which rate is causing you the issue, to allow you to easily rectify the issue.