Entrepreneurs, marketers and writers can learn a lot from comedians. They write well, they understand culture, they blend artistry and commerce and most of them have had to single-handedly build their brands from the ground up. So I jumped at the chance to interview Kathy Griffin during her Celebrity Run-Ins, My A-Z Index press tour in New York City.

Not only is Griffin an Emmy- and Grammy-winning comedian and actress, she is also a Guinness World Record holder, the owner of three corporations, an online influencer with more than two million raving followers and a New York Times best-selling author. Her estimated net worth is around $15 million, so obviously she has figured out the business aspect of show business.

Here are a few lessons that Griffin has learned by achieving success in a fiercely competitive industry, found in my article on Entrepreneur.com.