When a design object meets a requirement, you should attach it to the requirement.
The following procedure assumes you have a requirements model and a design model (CDM, PDM, OOM, BPM, XSM or ILM) open in the workspace.
The requirement property sheet is displayed.
A Select Design Objects dialog box is displayed.
The design objects appear in the Traceability Links tab.
or
Click Apply.
The design object shortcut property sheet is displayed.
The requirement, to which the design object has been attached, is displayed in the Requirements tab of the design object property sheet.