Get more out of your content and improve overall project workflow by effectively using families in Revit. 

After completing this lesson, you'll be able to:

• Open an existing family in the Family Editor and review family categories.
• Create a new subcategory.
• Draw a 2D representation of a smoke detectors range.
• Use references planes and dimensional constraints.
• Review and apply materials.
• Control clearance zone visibility.
• Create a simple extrusion.