Complement a project diagram by adding models whose links you want to view.
Drag and drop one or more models from the file system to the Browser or from the Browser to the project diagram (see "Adding existing model and file documents to a project" in the Project and Framework Matrices chapter of the Core Features Guide), or
Click the Add Project Document tool in the Palette, click in the diagram to open a standard Open dialog box, browse to and select one or more models in your file system, and then click Open (see "Creating a project" in the Project and Framework Matrices chapter of the Core Features Guide).