Pete Draper has made an 11-part tutorial on creating a tornado using Particle Flow in 3ds Max.
Create Rocket Plume Using 3ds Max Particle Flow - Tutorial
Pete Draper has a video tutorial on how to create rocket plume using Particle Flow in 3ds Max.
Phiphat Pinyosophon - FX Reel
Phiphat Pinyosophon has posted an FX showreel of his work, including several Blur Studio cinematics.
Bend of Brothers
Bend of Brothers is a 3ds Max script hat allows you to generate instances and add bending properties to your selection.