Rahul Vohra, founder of Superhuman, wrote a great guide for how to get to the elusive product-market fit.

For founders, achieving product/market fit is an obsession from day one. It’s both the hefty hurdle we’re racing to clear and the festering fear keeping us up at night, worried that we’ll never make it. But when it comes to understanding what product/market fit really is and how to get there, most of us quickly realize that there isn’t a battle-tested approach.

In it, he outlines a comprehensive approach, starting with segmenting users to get your “High Expectation Customers”. Read it here.