Here is a tutorial on using Motiva COLIMO 1.7, a realtime postproduction tool with native Vray 2.4 support.
RealPerception OFX Plugin Pack
Motiva have updated their RealPerception OFX plugin pack, and are offering a 25% discount until July 25th.
CGCookie - Advanced Car Rendering in VRay
CGCookie have released a tutorial series on advanced car rendering in VRay, with compositing in Fusion.