Bosch, MacGregor: - MacGregor Bosch is an entrepreneur who has been successfully re-selling for over a decade. Seeing a growing need for sustainable and legit side hustles, he decided he wanted to help people forge their own path to success. He distilled his years of education in business, marketing, and sales and combined it with his experience in re-selling to create Flip It! A Pocket Guide on How to Re-Sell Stuff Online for a Profit.