You can to place freestanding components in the building model.
For example, you can place a desk in a plan or 3D view, but not in a section or elevation.
 Build panel
Build panel
 (Place a Component)
 (Place a Component)  Model panel
Model panel Component drop-down
Component drop-down
 (Place a Component)
 (Place a Component)  Model panel
Model panel Component drop-down
Component drop-down
 (Place a Component)
 (Place a Component) If the desired component family has not yet been loaded into the project, click Modify | Place Component tab Mode panel
Mode panel 
 Load Family. Then navigate to the appropriate category folder in the Load Families dialog, select the family, and click Open to add the family to the Type Selector.
 Load Family. Then navigate to the appropriate category folder in the Load Families dialog, select the family, and click Open to add the family to the Type Selector. 
 Place on Vertical Face. This option is only available for some components and allows placement only on vertical faces.
 Place on Vertical Face. This option is only available for some components and allows placement only on vertical faces. 
 Place on Face. This option allows placement on faces regardless of orientation.
 Place on Face. This option allows placement on faces regardless of orientation. 
 Place on Work Plane. This option requires an active work plane to be defined in the view (see Showing the Work Plane of a View). You can place the component anywhere on the work plane.
 Place on Work Plane. This option requires an active work plane to be defined in the view (see Showing the Work Plane of a View). You can place the component anywhere on the work plane. 
After you place a component, you can specify that it moves when a nearby wall moves. See Moving Lines and Components with Walls.