HEATKEYS

CrunchBase is the free database of technology companies, people, and investors that anyone can edit.

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

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.

I build social products. I share what I learn along the way. Take a swig. • Chrys Bader on Svbtle

AngelList is a platform for startups

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 ...

Find local news & information, updated weather, traffic, classifieds, sports scores, real estate, jobs, cars, food & wine, travel, entertainment, events and more on SFGate.com. Connect to the Bay Area community.

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

YouTube is a place to discover, watch, upload and share videos.

Eventbrite gives you all the online tools you need to bring people together for an event and sell tickets.

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.

The Verge is the ultimate source for gadget and technology news and reviews. The site launches Fall 2011. Don