This forum is rocking in its socket with all the information it contains. It's a good idea to run it in a minimized window while you play the game so are just a quick alt-tab away from a search if you encounter something puzzling.
Saber Cherrys newbie thread, the lowest stickied one, as well as sunray_be's site
http://www.freewebs.com/sunray_dom2/ are tomes of collected wisdom. There's also quite a few threads discussing clever tricks so don't hesitate to give the older threads a glance.