How To: Create line based parametric arrays in Revit

Although a little jumpy, this CAD software tutorial covers using a line based family to make a parametric awning in Revit Architecture. As the line is drawn longer you get more awning members. It covers using formulas in families as well as nesting one family in another in Revit. Watch and learn how to create line based parametric arrays in Revit Architecture. Knowledge of Revit is necessary to really follow the tutorial.