Sketchup Tutorial
How to apply HDRI maps in Sketchup and V–Ray for obtaining stunning rendering
Robson Jacobsen creates this useful video presentation for v-ray users.
This v-ray for sketchup tutorial will guide you how to apply v-ray for sketchup as well as HDRI maps and produce high fidelity interactive rendering in real time.
All the v-ray materials are taken from http://www.vismats.com/ & http://www.studiozeen.com/