What goes here?

Peter Drucker is one of the most influential business writers of the last century. His ideas have shaped the ways we conduct business today. One of Drucker’s main ideas was the notion that without a customer, there is no business. Furthermore, customer satisfaction is the key to the success of any business, or in his words: “The single most important thing to remember about any enterprise is that there are no results inside its walls. The result of a business is a satisfied customer.”

To that, I say amen. Here’s the tricky part, though: satisfying all of your customers is simply not feasible unless you choose the right ones and let go of the rest. How do you do that? First, you have to set principles for identifying good customers. Then, evaluate potential customers against those principles, and bid farewell to those who don’t measure up… yes, even if you currently work with them.

So here’s how to craft your principals.