Extending the User class - AUTH_PROFILE_MODULE

Hey guys, I'm trying to extend the User class to add some additional information to user's profiles. I've been reading http://www.b-list.org/weblog/2006/06/06/django-tips-extending-user-model for some information, but I don't think the blog post really explains how to get it fully working. What I'

django.contrib.auth.views

I'm beginning a site with Django, and am starting with the fundamental elements of the site first. I figured I'd get the user login / registration working before I do anything. Should I still use django.contrib.auth.views for login, logout, etc, even though they use oldforms? Or, will these views