Creating 3D Representations Of Sections/Plan Views - Revit

Question
I need to create a 3d representation of an existing section or a plan view, how do I do this?

Answer
In the 2d view, create a plan region or section cut to isolate the area in question.

Open any existing 3d view.

Right Mouse Click on the View cube, select orient to View and select the desired view from the context menu.