Swapping a WBS item or a sub WBS item
You change the parent level of a WBS item or a sub WBS item by swapping it with another WBS item or a sub WBS item.
Procedure
1. Go to Project items > WBS items.
2. In the elements list, select a WBS item or sub WBS item for which you want to change the parent level.
3. On the action panel, click Swap WBS item. The Enter values dialog box appears.
4. In the Parent level field, select a WBS item and click OK.