I might raise it a little but 10 has been a decent starting point so far. We'll see how it goes... gotta give it some time.
EDIT - in all fairness (btw, look at how fucking "fair" i am being today) some of the blame for incorrect posting falls on me. I need to have a big FAQ section that details everything that you should/shouldnt do when posting. Right now it is all scattered about in diff threads and stickies