Kristina Koslosky July 7, 2017 Business Coaching, Business Concept, GrowthWheel 26 Sources of Income Kristina Koslosky July 7, 2017 Business Coaching, Business Concept, GrowthWheel The difference between having a good idea or a good business idea is the business model. For a good business idea, the entrepreneur needs to identify how to make money with a revenue model.