Youtube has a lot of how to videos. Here is one I posted up a couple of months ago. A simple run down on weathering with MIG pigments
http://www.youtube.com/watch?v=UWXM-0hyV8w&feature=player_embedded
Also, I would disagree the the MIG forum is an unfriendly place. I get my most useful feedback from there. But, this being America everyone is entitled to their opinion... :)