Please Note: The data must be arranged in its parent / child sort order, in order for the Define Hierarchy tool to accurately define an indented hierarchy column. If the dataset is not already arranged in order you will need to run the Hierarchy Based Sort tool first.
Utility Definitions:
Apply Select the Apply button to create the indented list while maintaining the Define Hierarchy dialog
OK Select the OK button to create the indented list but also exiting from the Define Hierarchy dialog