Very, very few businesses have barriers to entry. As wonderful and as complex as the products of these companies are, they are in industries that...

If you're smart enough to spy a profitable business opportunity, you can bet competition isn't far behind. Some barriers to entry--patented...

Is your company building moats? This is superinvestor Warren Buffett's term for durable competitive advantages. Moats are essential because any...

Idealab initially made only Internet companies because we felt this was an incredible new medium that had unbelievably high gross margins. If you...