But your money could also be spent on advertising your product to a community – not a random set of people For example, John Lee Dumas runs a podcast called Entrepreneur on Fire. If you have a great product that will make an entrepreneur’s life easy, you can hit him up there. His episodes cover all things entrepreneurial and he boasts a loyal audience. His September listens totaled more than 1 million. John even recently published a useful blog post about podcast sponsorships.