HEATKEYS

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

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StumbleUpon is a discovery engine that finds the best of the web, recommended just for you.

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 ...

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SimilarWeb offers an improved method of navigating the internet as a complementary product that will assist users and improve their internet surfing experience by helping them find similar websites and related content.

For Learning and Teaching

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

Diigo is a powerful research tool and a knowledge-sharing community

FREE SEO & PPC Keyword Research software tool, that unveil your competitors’ most profitable Ad copies & keywords. Learn from time-tested Ad campaigns.