Whatever your level of Drupal, you'll find something useful in this great article from Lullabot. (Me, I'm taking a special look at the Views tips, as I – like all Drupaltons must – get slowly seduced by the power of Views.) See more goodness in the article's user comments.

http://www.lullabot.com/audiocast/podcast-50-drupal-tips-and-tricks

And while you're at the Lullabot site, sign up for their Drupal podcast!