The Yahoo Group "wah_yan_exchange" was founded by Eddie Chan Siu Ki around
the beginning of 2003. Soon afterwards, this communication forum has become the
center of news, events, help desk, personal POV (point of view), and even jokes
posted by mostly 72'ers.

Here are the detailed instructions on how to join:
 

1. Enter URL: http://groups.yahoo.com/group/wah_yan_exchange
2. Click on the "Sign-in" link towards the right of your screen
3. Sign in with your Yahoo! Id. If you do not have an id, click "Sign up now" link on the left side of your screen. The membership is free
4. After signing in, you should be at the introductory page of "wah_yan_exchange". If not, enter URL: http://groups.yahoo.com/group/wah_yan_exchange, or just click on this link
5. Click "Join This Group!" link towards the right of your screen
6. Complete the membership application form. Only a few buttons to click. Please select the how you would like to receive your messages. Some prefer to receive by "Individual Emails" so they can keep up with the most updated. Some prefer to received "Daily Digest", a bulk mail containing all the messages within that day. This option may help in easier management of your mailbox. There are some who choose the "No Email" option and read messages on the forum's web site, by going to the above URL and select "Messages".
7. After you have finished your preferences, click the "Join" button near the bottom of the page. An email acknowledgment  is sent to your specified email account
8. The forum is moderated, which means Eddie Chan will review and should approve upon receiving your application.
9. A notification email will be sent to you once the moderator has approved your application. Eddie checks his emails around the clock, so the expected turn-around time should be within one to two business days. The notification email contains instructions on how to access the Yahoo! Group, and how to unsubscribe if you later choose to.
10. You are in! Please be warned that you may receive tons of welcome messages from other members. Afterall, we are not just Wahyanites, we are the family of Class72!
11. Your Yahoo! ID is the key to enter the forum, so please make sure you sign-in  Yahoo! before accessing the board.
12. We look forward to "meeting" you there and your first posting.