1. SOCIAL BOOKMARKING
del.icio.us
2. BLOGGING
blogspot.com
3. SOCIAL NETWORKING
facebook.com, twitter.com, friendster.com
4. ONLINE LEARNING CENTER
moodle.com
5. PODCAST
youtube.com
6. TELECONFERENCE
skype
7. ONLINE COLLABORATION
wikispaces.com
8. ONLINE QUIZ
Articulade Quiz Maker