Sites For Social Media Marketing

Examples of social media software applications include:

Communication

* Blogs: Blogger, LiveJournal, Open Diary, TypePad, WordPress, Vox, ExpressionEngine, Xanga
* Micro-blogging / Presence applications: Twitter, Plurk, Jaiku, fmylife
* Social networking: Bebo, Facebook, LinkedIn, MySpace, Orkut, Skyrock, Hi5, Ning, Elgg
* Social network aggregation: NutshellMail, FriendFeed
* Events: Upcoming, Eventful, Meetup.com

Collaboration

* Wikis: Wikipedia, PBwiki, wetpaint
* Social bookmarking (or social tagging): Delicious, StumbleUpon, Google Reader, CiteULike
* Social news: Digg, Mixx, Reddit, NowPublic
* Opinion sites: epinions, Yelp

Multimedia

* Photo sharing: Flickr, Zooomr, Photobucket, SmugMug
* Video sharing: YouTube, Vimeo, sevenload
* Livecasting: Ustream.tv, Justin.tv, Stickam
* Audio and Music Sharing: imeem, The Hype Machine, Last.fm, ccMixter

Reviews and Opinions

* Product Reviews: epinions.com, MouthShut.com
* Q&A: Yahoo! Answers, WikiAnswers

Entertainment

* Media & Entertainment Platforms: Cisco Eos
* Virtual worlds: Second Life, The Sims Online, Forterra
* Game sharing: Miniclip, Kongregate