Corona Marketing is for the optimistic marketer who believes than in the worst of times there is a silver lining. With real-world examples, Joe Pulizzi, a four-time Amazon best-selling author provides a step-by-step overview of how to use content marketing to not only get through these difficult times, but to exponentially grow your business.

When it comes time to switch clients from free to paid, how do you do this and mitigate fallout of your current customers?