How did the BlaBlaCar startup manage to convince the skeptics and establish itself on three continents, from Brazil to Russia? Discover interesting stories that are sources of motivation to give birth to great projects, as well as simple and effective methods to undertake. With 100 million carpool users around the world, BlaBlaCar has gone from rare project to obvious. Laure Claire and Benoît Reillier chat with Frédéric Mazzella, the founder of BlaBlaCar. A book full of optimism that lays the foundations for a new generation with strong and responsible values, and that inspires, more than ever, the desire to act for the common good.