A considerable portion of my consulting time has recently revolved around the optimization of corporate blogs (or the addition of blogs to revamped sites).

A technology blog on development of mobile sites, and integration with Drupal.

This website also has previews and screenshots of drupal themes. you can also see Live demos.

This page has got some of the best resources for Colors and Themes. Create more appealing sites by using these Free online Color and theme tools

This book is for Drupal beginners. If you want to get started into Drupal quickly consider buying and follow this book.

You will find the Preview or first few pages of all the chapters here. Its a great book to have for a Drupal developer. Now you can check out sample chapters and decide for your self

My recently updated blog with drupal themeing and module development tips.

Drupal Themes preview on live Drupal engine.
For both Drupal 4.7.x and Drupal 5.x

Find Drupal Developers and Paid work.

Filled with Drupal goodies , pdf handbooks and loads of stuff for beginners and intermidate drupal developers..Drupal help, Drupal forum, Drupal modules, Drupal themes, pre and post installation issues and Drupal Pdf downloadable Handbooks.