Validate & Launch
Most ideas die from being built before they were proven. These are the playbooks for testing demand cheaply, selling before you build, and learning your way to something the market actually wants, so you risk the least and learn the most on the way to a real business.
How to Start a Business With No Money: The Constraint Is the Point
Having no money to start is not the disadvantage you think it is. It forces the one discipline that funded businesses skip, and that skipped discipline is what kills most of them. Here is how to use the constraint.
Minimum Viable Product: The 'Product' Is the Part You Build Last
A minimum viable product is supposed to help you learn fast and cheap. Most are neither, because people build a small product when they should test a promise. Here is the version that actually works.
Proof of Concept: You're Probably Proving the Wrong Thing
Most people use a proof of concept to show they can build the thing. The expensive question is whether anyone wants it. Here is how to prove demand before you spend a year of your life.
How to Validate a Business Idea: Opinions Lie, Commitment Tells the Truth
Asking people if they like your idea is not validation. They will say yes to be nice, and you will build the wrong thing. Real validation means asking for commitment. Here is the ladder.