“If you bring in the wrong people who are going to binge on your content or push you to create features that nobody needs except them, it's just going to throw your whole business off in the wrong direction.”

Have the discipline to say no to wrong-fit customers — they distort roadmap and inflate CAC

Early-stage founders take every customer they can get. But accepting wrong-fit users pulls the product roadmap off-course, inflates support costs, and tanks cohort retention data. Netflix explicitly declined to add video game rentals even when customers asked because they understood it would dilute their core focus. Saying no to prospects with money is one of the hardest early-stage disciplines.