When I sign up for a new Web site, I use a strong password. A random password. Something that is unguessable and impossible for me to memorize. That's annoying, but it's important. I also discover all sorts of issues with Web sites as a result.
Today's issue was discovering three problems in one with signing up for IBM Developer Works:
Note to IBM: if you're going to tell us how to do technology right, please do technology right. Thank you.
Incidentally, my favorite "broken password" site (I can't say which one) is a site which allowed me to change my password to a strong password, but subsequently doesn't let me log in with it, forcing me to change my password several times).