I am a CADD Tech who has worked for a variety of companies in both production and training roles. My favorite part about explaining how and why something works is when an explanation clicks and is understood: that simple moment is true education and is far more valuable than any certification or degreeI am a Certified User and Certified Professional in AutoCAD. I have used the software for a variety of purposes and have gained a very reasonable understanding of the program. The same is tru