How many ways you can contact me when I'm at work

I found it interesting how many ways one could make contact with me when I'm at work. Here they are:
1. general business phone line
2. direct business phone line
3. work email
4. personal email
5. MSN instant messenger
6. personal cell phone
7. Twitter (notified via TwitterFox)
8. Facebook (notified via email)
9. text message
10. fax
11. snail mail
12. yelling (if you're close enough)