What to do when you've just got a beta account, by cesy: http://cesy.dreamwidth.org/176440.html
What to do if you haven't got a beta account yet, by cesy: http://cesy.dreamwidth.org/176883.html
More useful stuff by naraht: http://naraht.dreamwidth.org/268002.html
OpenID by zvi: http://zvi.dreamwidth.org/504031.html#cutid1
Another guide by zvi: http://zvi.dreamwidth.org/503716.html#cutid1