There’s a thread going on the London Perl Mongers mailing list, wherein one poster thoughtlessly addressed his email to “Gentlemen” and got called on it.
It’s easy to do, and there’s no reason not to when you know that the group you’re talking to are all men. But what if you don’t know? What [...]

This set of meeting rules came down a mailing list I’m on.  It’s from the Silicon Valley BSD Users Group and, rather than being rules for how to run a meeting, it’s rules for how to *arrange* one.
Here’s how they choose a meeting location:

RULE 2: Determination for the location for the BAD meeting is like [...]