I would like to create a wrapped opening, or doorway, in my plan. How can I accomplish this task?
You can create a wrapped opening by placing a doorway and removing the casing and jamb.
and click in the wall in which you want to place it.
tool to select the doorway, then click on the Open Object
edit button. 
Wrapped openings can also be created using the Pass-Through tool. However, since pass-throughs are classified as windows, the interior casing, frame, and lintel will need to be removed to create a similar effect.