How to Create a Customer Persona for Your Startup (2026)

How to Create a Customer Persona for Your Startup (2026) Most first-time founders build their product for everyone. Then they wonder why nobody buys. Here's the thing. A product that serves everyone serves nobody well. Before you can write copy that converts, run ads that pay back, or build a feature roadmap that matters, you need to know exactly who you're building for. Not a demographic. A person. That's what a customer persona is. A short, sharp profile of the specific human who will pay you.