The Instagram economy is real: The influencer marketing industry is predicted to be a $5 to $10 billion dollar market by 2020. These billions go to the influencers you love to follow, for the affiliate links and sponsored Stories you see on your feed. But just how much can you make from influencing? In our new series My Insta Income, some of Instagram's biggest stars are (anonymously) sharing what that last Instagram ad they did paid for.