Building a successful startup starts well before the first prototype is created or the first investor goes all in. It starts with customer discovery, and Mallorie Brodie has some unique insight into what that looks like. Now the cofounder and CEO of Bridgit, she started out as a college student eagerly chasing down construction cranes and listening to complaints. Today, she tells The Product Market Fit Show the secret to finding great startup ideas. If you think you already know your market’s pain points, you’re probably doing it wrong.