https://techcrunch.com/2024/03/07/sequoias-jess-lee-will-demystify-product-market-fit-at-techcrunch-early-stage-2024/

Build something people want. It’s a simple concept — and one that Y Combinator loves to repeat — but one that can be hard to get right when building a startup.

How strongly a technology good or service resonates with potential customers is often called “product-market fit,” or PMF. The more product-market fit you have, the easier it will be to sell your startup’s products and, usually, the less frequently customers will churn.