SaaS METRIC OF THE WEEK
CLTV to CAC Ratio: This is the classic signal of go-to-market efficiency. Everyone quotes 3:1 (too low, likely not PMF; too high, you ain't spending enough on marketing) — but this breakdown goes deeper with benchmarks by sales motion (PLG vs. enterprise), contract size, and stage. Bonus: includes a free model template to run your own numbers.