Growth is examined as a set of measurable mechanisms rather than a stage of company life. Coverage includes acquisition channels and their economics, retention and churn curves, payback periods on paid spend, referral loops, and the saturation point where a reliable channel quietly stops paying for itself.
Four figures — gross margin, payback period, CAC-to-LTV ratio, and growth rate against market speed — decide whether outside capital helps or merely rents your equity.
Lena Fischer · August 28, 2026
A SAFE isn't stock and it isn't debt — here's what triggers conversion, what it doesn't guarantee, and where founders get dilution wrong.
Lena Fischer · August 15, 2026
Hire for growth when retention is proven and one channel works repeatably — and give the team instrumentation, budget authority, and a founder who already ran the first experiments.
Lena Fischer · August 5, 2026
A funnel spends effort to produce output that stops when the spending stops; a loop feeds its output back into its own input — the difference between renting growth and owning it.
Lena Fischer · July 14, 2026
Expansion revenue — seats, usage, tiers, cross-sell inside existing accounts — converts at multiples of new business because the buyer already trusts you with a smaller problem.
Lena Fischer · June 21, 2026