retailer
directory and portal
online auction
search engine
web-based e-mail
viral marketing(using e-mail signatures to promote service) purchased by microsoft in 1997
pay-per-click search marketing
purchased by yahoo! in 2003
search engine
blog publishing platform purchased by google in 2003
b2b marketplace with $1.7 bilion IPO on hong kong stock exchange in 2007. see case in chapter 2
social network purchased by news corp in 2005
in
open encyclopedia
a uk- based internet radio and music community web site. founded in 2002 9n 30 may 2007, CBs interactive acquired
last.fm for
peer-to peer internet telephony volP-voice over internet protocol purchased by eBay in 2005
immersive virtual world
social network applications and groups
video sharing and rating
Quality video broadcast service
IPTV-internet protocol Tv