If you are just a beginner when it comes to generating global illumination, this tutorial is for you. It is a video tutorial offered by CGArena that goes over step by step how set up Vray for a GI rendering. As we know already...Vray has some amazing capabilities, but it can be complicated to set up the program just how we want it. It has so many settings! This tutorial can help. Check out all our other Vray tutorials as well.
Make sure and check out this video.
P.S. If you go here you can get the same kind of video tutorials using mental ray and Brazil.