Nigel,
I've created a tutorial for you here:
http://www.sketchucation.com/forums/scf/viewtopic.php?f=22&t=4208
Cinderella - you will go to the Ball !!!
...
Hope this helps
Howard L'
💡 LightUp 7.1 | SketchUp's only real-time renderer that uses object-based rendering
Download Trial
N