WordPress Custom Post Types + Custom Fields

Here are some resources to aid in understanding how to implement custom post types, and, more significantly, custom fields in WordPress 3:

http://codex.wordpress.org/Custom_Fields

http://justintadlock.com/archives/2007/10/24/using-wordpress-custom-fields-introduction

http://codex.wordpress.org/Function_Reference/add_meta_box

http://wefunction.com/2008/10/tutorial-creating-custom-write-panels-in-wordpress

http://kovshenin.com/archives/extending-custom-post-types-in-wordpress-3-0

http://codex.wordpress.org/Function_Reference/query_posts