Step 1: Validate your assumptions! Startups all over the world make the same mistake; they build a startup based on assumptions, with no data to validate a need. Trevor Owens, Co-Founder of the Lean Startup Machine, and author of The Lean Enterprise takes us through his winning method. His vision: "I want to create more millionaire entrepreneurs; if you really want to start a unicorn, it really helps if you already built a successful company, it really helps even more if you have a few million in your bank."