Check out this introduction to The Online Casino Gambling Directory. It covers all the key features of the site in about six minutes.
 http://www.youtube.com/watch?v=0S5lUgLPo3k
22 Dec 06 update: Here are the updated videos:
- How to search and filter (2 minute video): http://www.youtube.com/watch?v=lQUdYzEz2ig
- Using the ‘Hot searches’ feature (2 minute video): http://www.youtube.com/watch?v=6hRaeRDchHE