Requirement Hierarchies

You can break a requirement into smaller child requirements that suit your business needs. You can create a hierarchy of requirements with parents, children, and grandchildren. There is no limit to the number of levels you can create in a hierarchy.

You can see the results of a creating a hierarchy by viewing the Requirements Hierarchy page. This page is available by clicking Requirements in the Detail Planning menu, then selecting Requirements Hierarchy in the View field.

More information:

By Example: Define Requirements in a Hierarchy