Strategy · March 19, 2026 · 8 min read
How to Know If You Have Product-Market Fit (The Signals That Actually Matter)
Real PMF shows up in behavior, not surveys. Look for 5 signals: unprompted retention, organic word-of-mouth, the 40% disappointment test, expansion within existing accounts, and resistance to churn. If you can't point to at least 3 of these clearly, you don't have PMF yet -- and scaling GTM now will burn your runway.