SpinQuad has published part two of a two part tutorial on working with render buffers in LightWave 3D.

Professional Production Pipeline Part 1
Introduction to Working with Render Buffers.

and

Professional Production Pipeline Part 2
Practical Applications of Render Buffers

by Timothy Albee.

It also covers working with exrTrader with is rated very favourably.

Thank you Timothy for the nice article and thank you Tim for publishing it.