If you like these, you might be interested in LighWave 3D 8 - 1001 Tips & Tricks by Wordware . I'm one of the authors.
NOTE: The tutorials here are all from LightWave 8 and earlier. I no longer use LW, and cannot support these tuts, but I've left them here because some people still use them.
Glass & Transparent Surfaces
Ray Recursion Limits
Using Bryce Renders as Backgrounds
Using the Mac OSX Color Picker