What do Airbnb, Twitter, Spotify & Uber all have in common? They all started with an MVP! Read on to find out what an MVP is and why they are so important. — A minimum viable product, or MVP, is a key part of the Lean Startup Methodology. The idea is that you build an MVP, measure its level of success, learn from this and amend the MVP based on these learnings. This is the build-measure-learn feedback loop.