HEATKEYS

Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

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

Prezi is the zooming presentation editor

Public proxy free servers list, socks, irc, connect, https, http, cgi proxies to avoid censorship, frequent updates

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

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 ...