A career in freelance art and design, as we've said before, is not easy to begin or maintain. We previously had freelance photographers and freelance writers share "how to make it" in their respective fields. In all cases, including today's How to Make It: 10 Rules for Success From Freelance Illustrators, the advice applies to anyone in and out of the arts, whether you work for yourself or for a company. What are you waiting for? Click through to get words of wisdom from some of the best illustrators we know.