Paul F. Aubin is the author of many CAD and BIM book titles including the widely acclaimed: "The Aubin Academy Mastering Series" titles and video training at www.lynda.com/paulaubin. Paul is an independent architectural consultant providing Revit(r) and AutoCAD(r) Architecture implementation, training, and support services. Paul's involvement in the architectural profession spans over 22 years, with experience that includes design, production, CAD management, mentoring, coaching, and training. Read more about Paul at: http: //paulaubin.com/about/ Darryl McClelland, LEED AP has 27 years of prac...