Channel-level unit economics, fake LTV assumptions, and the levers that restore payback.
Method inside the answer (not the SEO promise): Unit economics · Channel economics · Customer journey
Prefer a filled outline over a lecture? Open the Cascade-style analysis page for this problem.
Only if ads cannot clear CAC vs honest LTV.
It is a curriculum node: problem → lessons → role examples → live diagnostic. Built for topical authority, not a one-off article.