#6: Fields in Core
Drupal 7 has many improvements that are hidden from viewunless you're an experienced administrator or Drupal developer. Fields in Core is one of those changes, but it has far-reaching benefits for everyone who uses Drupal.
Fields in Core is what makes possible those customized content types, and a lot more. It essentially lets you break information into separate parts (called fields) for truly original results. Fields in Core (see Figure 6) actually goes beyond content, extending (for example) the ways you can categorize content in Drupal.
Figure 6 Behold the power of Fields in Core to extend a content type.