7 principles for writing research-ready problem statements, with before-and-after examples, plus 7 ways to brainstorm the customer problems worth solving.

A 2x2 framework for iterating toward product/market fit. Rank value and pain statements by customer and by product to know what to work on next.

Most MVP definitions are too vague to act on. A good MVP tests one thing: whether your core innovation solves a high-priority problem for one segment.

The Lean Startup tells founders to build a prototype first. That's backwards for pre-PMF startups. Here's what to read instead: The Mom Test and Obviously Awesome.

The Discovery Sandwich is a three-step product- or customer-discovery research framework for identifying the set of possible options, prioritizing which to focus on, and gathering rich contextual insights to inform the right decision.

Forced choice removes the fence-sitting options so people commit to a real preference. What it is, when to use it, and which free tools can build one.

David Friedberg sold his 7-year-old startup WeatherBill for almost $1 billion in 2013. But WeatherBill almost didn't survive to see that day. If it wasn’t for one finely-tuned pivot in May 2010, which I deconstruct in this essay, the company was destined for certain failure.

Most survey tools can't run a proper ranking survey for free. Here's how the 7 most popular tools compare, and which one is actually built for ranking.

Shreyas Doshi named Customer Problem Stack Ranking at Stripe. It asks customers to rank your problem against every other problem they have. We ran it on ourselves and our own problem statement came 45th out of 45.

This guide covers everything you need to know about stack ranking — from its meaning and examples of stack ranking used in real life, to some simple templates and actionable advice to consider.

The Ultimate Guide. What is pairwise comparison? What are the best pairwise comparison methods? Best pairwise comparison tools? Examples of pairwise ranking surveys? …

There’s a fatal flaw in the foundations that web3 is being built on. Unless we correct it soon, no amount of decentralization, DAOs or composability will be able to save it.

The secret ingredient powering Community-Led Growth for the world's best tech startups.

RICE asks you to score each feature's Impact, and most PMs just guess. Here's how to fill that number with real customer voting data in eight steps.