This option is available when configuring Unity Life Cycles.
Determines what items are displayed in the Related Items pane when a primary item is selected.
Portfolio types are used to contain supporting items for the main item passing through the life cycle. Portfolio types can relate a primary item to item of the same content type or of a different content type. For more information on Portfolio Type see Configuring Portfolio Types.
Portfolio types can be created to use existing Workflow folders. When creating a Document to Document portfolio relation, select the appropriate Folder Type. See Relating Documents to Documents for more information.
The Portfolio Type drop-down list contains any portfolio types that are configured for the content type for which the life cycle is configured. For example, portfolio types configured with a WorkView Objects Content Type will only be available in life cycle configured to route WorkView Objects.