There's a ton of "how to create custom page templates in Wordpress" posts all around the web, but forget all that! There's a new great thing in 3.0, which saved my insanity on a theme I'm making once I found out about it, that will make custom templates a thing of the past in some cases....

This is just a quick method of creating a "members only" section for your site. If you wanted to make an area visible to only those who are logged in, then this is one way you can do that....