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The Barrel Aged Blog

Tactical Amazon posts from the team that runs Amazon accounts every day. No fluff. No listicle SEO garbage. Just what's working and what isn't.

No pitch. Just numbers.

PPC Strategy·Apr 7, 2026

ACoS Isn't Enough. Here's What Else to Look At.

ACoS is useful, but it lets weak campaigns hide. Two campaigns can have the same ACoS while behaving completely differently.

By Jake Stanislawski5 min read

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