Features practical, proven principles such as: don't keep score (make sure other people get what they want, too); 'ping' constantly (reach out to your contacts all the time - not just when you need something); never eat alone ('invisibility' is a fate worse than failure); and become the 'king of content'.

Keith Ferrazzi is the founder and CEO of the training and con¿sulting company Ferrazzi Greenlight and a contributor to Inc., the Wall Street Journal and Harvard Business Review. He was previously the CMO of Deloitte Consulting and of Starwood Hotels and Resorts, and the CEO of YaYa Media. He lives in Los Angeles.

Tahl Raz has written for Inc., the Jerusalem Post, the San Francisco Chronicle, and GQ. Raz lives in New York City.