I'm on the editorial team at First Round Review, and we actually just launched a new series aiming to share more stories about how different founders went about

I'm on the editorial team at First Round Review, and we actually just launched a new series aiming to share more stories about how different founders went about finding PMF. Check it out here: https://review.firstround.com/airtables-path-to-product-market-fit-lessons-for-building-horizontal-products https://review.firstround.com/airtables-path-to-product-mark... In terms of measuring vs. optimizing, I liked this advice from Sprig founder Ryan Glasgow: https://review.firstround.com/8-product-hurdles-every-founder-must-clear-this-pm-turned-founder-shares-his-playbooks#hurdle-6-i-havent-hit-product-marketfit-yet-what-am-i-getting-wrong https://review.firstround.com/8-product-hurdles-every-founde... He makes a distinction between validating whether you have PMF, but recommends using a different framework, specifically the Outcome-Driven Innovation method, for discovering or finding PMF in the first place.