Pete Draper has made an 11-part tutorial on creating a tornado using Particle Flow in 3ds Max.
End User Event 2014 - 5-6 June
Register for the newest edition of the annual End User Event, taking place in Utrecht, NL, between the 5th and 6th of June.
Reset 3ds Max Windows Script
Raymond Homme Ingebretsen has created a very useful MAXScript that will reset the position of 3ds Max's floating windows.