How do you know if you have PMF?

How do you know if you have PMF? Hitting product-market fit isn’t about gut feelings—it’s measurable. One of the best tests? The 40% rule. PMF isn’t just about revenue—it’s about deep user commitment. If no one would miss your product, you don’t have PMF—yet. Keep iterating, keep listening, and keep refining. You’ll get there.

By Genuin

Published April 22, 2025

From the Product Lab community. A community for ambitious PMs and builders exploring ecommerce, social, marketing, platforms, productivity, dev, and AI. Learn from peers launching, scaling, and iterating products. Share processes, test ideas, and turn vision into execution in the spirit of innovation.

Posted in Marketing and Sales Products. Explore tools driving growth: CRM, automation, analytics. Should products serve sellers or buyers first? Debate adoption challenges, design tradeoffs, and innovation paths that power modern marketing and sales.

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