View and CCK are great for doing a lot of cool things on Drupal sites. However, at the same time there are a few things beginners should beware of when using View and CCK.

1) Filter out those 'not published' contents -- this is probably mentioned in every tutorial, book and video... yet once in a while someone will forget to do it. If something is not set to 'published' you should avoid showing it on your live site.