internet

social networks

facebook	yammer	geni	linkedin	meetup
blogging

twitter	tumblr	blippy	livejournal
social bookmarking

digg	del.icio.us	reddit	stumble upon
e-commerce

amazon	ebay	paypal	pricegrabber	thisnext

mint	billshrink	groupon
crowd sourcing

suggestionbox	challengepost	thepoint
microfranchising

micropledge	microplace	kickstarter	indiegogo
audio

last.fm	pandora	podbean	hearablog
video

youtube	ustream	mevio	vimeo	openhulu
app lists

go2web20	app appeal	webapplist	web100