Laurent Brixius is a French-speaking Belgian architect, CG Artist and SketchUp trainer both off-line and on-line. He shares his passion for SketchUp on his blog. He is the author of many books and video training about SketchUp.
Website
www.arch-image.com/
Articles
Doing Much more with SketchUp Components
How to optimize a component imported from the 3D Warehouse of SketchUp