Area plan views are listed in the Project Browser under Area Plans. See Area Plans.
Click Architecture tabRoom & Area panelArea drop-down (Area Boundary Line).
Draw or pick the area boundaries. (Use Pick Lines to apply area rules.)
See the following procedures for details.
To pick area boundaries
Click Modify | Place Area Boundary tabDraw panel (Pick Lines).
If you do not want Revit to apply area rules, on the Options Bar, clear Apply Area Rules, and specify the offset.
Note: If you apply area rules, the area boundary position is dependent on the area type parameter of the area tag. You must place an area tag in the boundary to change the area type.
Select the boundary defining walls.
To draw area boundaries
Click Modify | Place Area Boundary tabDraw panel, and select a sketch tool.