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Make your password tricky to guess, but easy for you to remember. It has to be over eight characters, but make it longer to be safe.  Come up with a username to create. It could be a song lyric, your name, something you like, a quote, or anything else. Remember the username policy. There are a few simple rules: no profane/shocking language, or sexual material. Your username is what appears on your stories and next to your forum posts so make sure it sounds good and suits you. The same rules apply, but you cannot stylize on URL. This will be the link to your user page.
Create an account if you don't already have one. Pick a URL.