Use case
Improve TACOS
Improving TACOS (Total Advertising Cost of Sale) means reducing advertising spend as a proportion of total revenue — which requires growing organic and total sales, not simply cutting ad budget until the ratio looks better.
Why it's hard
TACOS is trivially easy to improve on paper: spend less. It's also the fastest way to starve the ranking and momentum that produce organic sales in the first place.
The approach
Separate the two levers
TACOS falls when ad spend drops or when total revenue rises. Only one of those is worth having.
Protect what compounds
Identify the spend that drives ranking and repeat purchase, and stop treating it like the spend that doesn't.
Cut what doesn't compound
Reduce spend that produces neither profitable orders nor organic momentum.
What to watch for
- Ad-attributed sales rising while total sales stay flat
- Organic rank slipping on terms where ad spend was cut
- TACOS improving in a month where total revenue fell
FAQ
Improve TACOS — questions
- What is TACOS in Amazon advertising?
- TACOS (Total Advertising Cost of Sale) is total advertising spend divided by total sales revenue — both organic and ad-attributed. Unlike ACOS, which only measures ad-attributed sales, TACOS shows what advertising costs relative to the whole business.
- How do I improve TACOS without slowing growth?
- Distinguish spend that drives organic ranking and repeat purchase from spend that produces neither, and cut only the latter. Cutting budget indiscriminately improves the TACOS ratio while starving the momentum that generates organic sales — which raises TACOS again later.
- What is a good TACOS?
- It depends on margin, category, and stage — a launching product may accept a high TACOS to buy ranking, while a mature product should expect a low one. There is no single correct figure; the useful question is whether TACOS is trending in the right direction while total revenue grows.

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