HEATKEYS

San Francisco - User Reviews and Recommendations of Top Restaurants, Shopping, Nightlife, Entertainment, Services and More at Yelp

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 ...

foursquare

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

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Wiser helps the global movement of people and organizations working toward social justice, indigenous rights, and environmental stewardship to connect, collaborate, share knowledge, and build alliances.

With the best combination of LIMS technology, functionality, and flexibility, SAPPHIRE Suite is the only LIMS with a single platform and pure thin-client architecture for enterprise knowledge-bases sharing.

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.

(by Erica Preo)