There Are Only 6 Things You Need to Avoid Business Catastrophe, According to This Expert Consultant Focusing on these six elements of your business can help alleviate most of your small business challenges.

Everyone makes mistakes while growing a business. Donald Miller says he made 537 of them.

"That's exact," he jokes. "I kept a journal."

But along the way, he says, he did six things right — and those made all the difference. "I really believe that if you can manage just six parts of your business well, you're going to avoid 90% of the catastrophes that happen to small business owners," Miller says, who teaches these six things as CEO of Business Made Simple and author of the new book How to Grow Your Small Business.