Ning's Infinite Ambition
Adam L. Penenberg
Here's something you probably don't know about the Internet: Simply by designing your product the right way, you can build a billion-dollar business from scratch. No advertising or marketing budget, no need for a sales force, and venture capitalists will kill for the chance to throw money at you.
The secret is what's called a "viral expansion loop
," a concept little known outside of Silicon Valley (go… Continuar