March 26: Write a Book

A good way to establish yourself as an expert to your customers is to write a book. Some people spend time promoting their book and get some business on the side from it. Another angle is to use your book as an expensive business card. Give it out to customers and prospects. They are more likely to keep it and think more highly of you when you give them a book instead of a flimsy card.

What could you write a book about?