A basic 3DS Guide with nice pictures can be found at:
http://es.rice.edu/projects/ravl/3ds/3ds.html
A Tips&Tricks Page by Yakov Vorobyev:
http://home.earthlink.net/~vvis/hints/index.htm
An all-in-one 3DS links page:
http://homepage.eznet.net/~frac/3ds.html
There is also a FAQ of the alt.3d.studio newsgroup compiled by Jan Eric Andersson under http://login.eunet.no/~janeand/a3dsfaq.html
And there are also RenderFAQs by W3 User... ;o)