Methodology guideWiwo Thinking / Business

How to document ROAS: a 90-day measurement guide.

This is a guide to designing and documenting a ROAS evaluation. It does not describe an implemented case or promise multiplied results.

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The main idea

This is a guide to designing and documenting a ROAS evaluation. It does not describe an implemented case or promise multiplied results.

Events. Conversion value. Deduplication.

Baseline

Before the result comes a verifiable definition.

The starting point should explain the period, investment, attributed revenue, margin, windows, conversions, seasonality, and simultaneous changes. Without that foundation, “×3” may describe improvement, seasonality, or different attribution.

A defensible ROAS needs clear sources, denominator, period, and limitations.
Instrumentation

One truth across platform, analytics, and business.

The operation aligns events, values, deduplication, UTM, CRM, and sales before optimizing. Discrepancies do not disappear: they are documented to show which source answers each question.

Events. Conversion value. Deduplication. UTM. CRM. Sales. Attribution window.

Interventions

Segmentation, creative testing, and disciplined scaling.

The case combines a clearer campaign architecture, separate creative hypotheses, and budget decisions based on sufficient signal. Scaling happens in increments and stops when marginal efficiency or conversion capacity worsens.

Audiences. Separate intent, prospecting and remarketing to interpret each signal better.

Creativity. Test concept, hook, proof, and offer without changing everything at once.

Landing. Maintain continuity among promise, evidence and expected action.

Budget. Move investment according to learning, beyond the most recent winner.

Reading

Attributed ROAS does not automatically equal incremental impact.

The case must be interpreted alongside margin, new customers, quality, repeat purchases and comparable controls. Where possible, holdouts, geo tests or other strategies help estimate causality.

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