Getting the monthly subscription also buys access to all the other courses they teach: photoshop, poser, etc. Very handy for those who use multiple programs.
The tutorials have lots of examples. Worth a thousand words! When viewing, I use the flash video option. Quick Time is a pain on my system, but flash always works.
The C6 video includes lots of tips and tricks and is divided into sections. Some of the sections can be watched out of sequence (shaders, for example).