Want to Open a Coffee Shop? Keep These Owners' Tips in Mind. You can cash in on caffeine addictions -- if you're savvy.
By Ashlea Halpern •
Opinions expressed by Entrepreneur contributors are their own.

The retail value of the U.S. coffee market is alluring-around $48 billion. But at $3 a cup, cashing in on our collective caffeine addiction isn't always a given. Savvy experts share what they've learned.