HEATKEYS

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

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

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 ...

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

foursquare

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.

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.

Travel guides and guidebooks. Travel advice, tips and destination information to inspire you from Lonely Planet

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...

Socialbakers - Online Facebook statistics portal

Ariba Discovery is a premier matching service for businesses that helps you find the right suppliers for your project. Use advanced supplier search tools to find and contact suppliers, or create a posting describing your needs and Ariba Discovery wi...