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Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Twitter is without a doubt the best way to share and discover what is happening right now.

Docstoc is a community for people to find and share professional documents. Find free legal documents and free business documents.

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest quality video in the universe.

Prezi is the zooming presentation editor

View stiintasitehnica.com - Free traffic, earnings, ip, location, rankings report about stiintasitehnica.com

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

Scribd is a social publishing site, where tens of millions of people share original writings and documents. Scribd

The Creative Professional Platform. The world

Top Wordpress Websites, Themes, Plugins. More than 250,000 Wordpress powered websites, 78,000 Wordpress themes, 21,000 Wordpress plugins are discovered to help you create your great websites.

The Stanislaw Lem Wiki is a database of characters, ships, mathematics, physics, science, latin phrases and locations, stations, material from deviantart for Stanislaw Lem