Sep 2, 2026 · 60 min
Why ROAS Can Mislead E-Commerce Growth
Why Most E-Commerce Brands Are Measuring the Wrong Metrics (And Paying for It)
The episode shows how short-term advertising returns can obscure customer economics, cash constraints, and the metrics that determine sustainable growth.
- 1ROAS is a signal, not a complete diagnosis of e-commerce health or profitability.
- 2Lifetime value, average order value, new-customer acquisition cost, cash flow, and blended MER provide a broader operating picture.
- 3AI is shifting agencies toward smaller teams, adaptable hires, and human-led strategic collaboration.
Don't miss
Mark explains why accepting a first-order loss can make sense when lifetime value, repeat purchases, subscriptions, and cash flow support the economics.
The brief
Mark Young, founder of RYZE Agency and author of a five-book e-commerce series, joins Kayvon to question the metrics founders use to judge growth.
The central argument is that ROAS measures an immediate advertising outcome, not the health of the underlying business; low first-order returns can still support profitable growth.
Mark distinguishes customer acquisition cost from transaction-level metrics and uses cash-flow constraints, lifetime value, and average order value to explain why growth can stall.
Attribution rarely offers a perfect answer when customers move across channels, so the practical discipline is choosing a model, applying it consistently, and understanding its limits.
The conversation then turns to AI, where curiosity and implementation matter more than conventional credentials as lean agencies replace routine work with specialized human-guided systems.
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