Antonio Évora is the CEO of Lean Sales Panel, a company that provides an exams management system to help schools and other organizations get rid of paper exams. Their product allows customers like schools, universities, and training companies to manage exams and view real-time data and analytics. Évora shares lessons he has learned running a B2B startup, including defining a minimum customer segment, finding an accurate value proposition early on, setting a vision within a realistic framework, and persevering through challenges.