Originally Posted by EbelEyes
I'd like to add to this one.
If someone smokes you up, either return the favor, give some money, or give them something in return. For example my friend went out of his way to get me high the other night (well I should say morning, 2:30 in the morning, he had work at 8), so I gave him a mix cd of a whole bunch of Psychedelic bands he's never heard before. I'm still going to smoke him up at some point in the future though, even though that cd was fucking mind blowing as hell, as it just feels right to do so.
as for other rules:
Don't be an asshole.
I can't think of any others.