It’s official, and now is the time to register for not just a noteworthy event, but your opportunity to connect with a world-wide community using Drupal to collaborate, connect and improve our online experience. Go ahead: register now ! Drupal Elevated! DrupalCon is exciting – there is something for everyone, whether you are already using Drupal or considering it for your online needs and want to know more. Expect to learn about the future of open-source content management; to see what unique tools and features developers are using for fields such as commerce and mobile development; to talk with and hear about high-profile operations using Drupal; and most of all, expect to be surprised by how much fun you will have in the process! Drupal is coming to Denver, and the Colorado Convention Center is officially home to DrupalCon Denver on March 20 to 22, 2012.

The rest is here:
Announcing Online Registration for DrupalCon Denver Starting September 15, 2011