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Home/Case Studies/Analytics & Tagging
CSData & Analytics · Hypothetical

Stop guessing. Measure what actually works

Imagine a retail brand spending on ads but flying blind, with broken tags and numbers no one trusts. This is how we would think about rebuilding their analytics into a clean, accurate tagging setup, shown as an example of our approach rather than a promise.

An imagined scenario · not a past project or a promise of results

Trustworthy
Numbers you can use
One
Source of truth
~4 wks
Audit to live
The scenario

A common picture: years of quick fixes have left the analytics stack a mess. Duplicate tags, events firing twice, conversions that do not match the payment processor, and a GA4 migration that stalled halfway.

Marketing cannot trust a single number, so budget decisions get made on gut feel. If this were the brief, our aim would be one source of truth, accurate enough to move real spend against and simple enough for the whole team to read.

Explore a sample dashboard

Have a play. It's a rough, made-up illustration of the kind of thing we'd explore with you, not a real deliverable or a fixed method.

Interactive sketch
A dashboard you'd actually open
12,400
Total sessions
Organic
Top channel
Selected
4,200Organic3,100Paid2,400Direct1,800Social900Email

Switch the metric, tap a bar to focus a channel. Sample numbers only - the point is that once tracking is clean, you can finally see which channels earn and which just spend.

Our approach

We would take an audit-first approach, fixing the foundation before touching dashboards, so every number downstream is trustworthy.

1

Tag audit

We would inventory every tag, trigger, and event, then document what is broken, duplicated, or missing.

Week 1
2

Measurement plan

A single spec defining every event, parameter, and conversion, agreed with marketing before anything changes.

Week 1-2
3

Rebuild in GTM/GA4

Clean server-side and client-side tagging, consent-aware, with QA on every event against the source of truth.

Week 2-3
4

Dashboards & handover

Reports the team actually opens, plus a short governance doc so the setup stays clean as you grow.

Week 4

What we'd build

The kind of measurement foundation we would aim to leave you with: accurate, privacy-compliant, and cheaper to run than the patchwork it replaces.

GA4 done right

A clean GA4 property with a proper event model, so reports match reality and the migration is finally finished.

GA4Event model

Server-side tagging

Server-side GTM for accuracy and resilience against ad blockers and browser tracking limits.

GTMServer-side

Consent & compliance

Consent Mode and a privacy-first setup so tracking is both accurate and compliant by default.

Consent ModePrivacy

Conversion accuracy

Conversions reconciled against your backend and ad platforms so every channel is measured on the same ruler.

Reconciliation

Trusted dashboards

Looker Studio or GA4 dashboards built around decisions, not vanity metrics, with clear owners.

LookerReporting

Governance

Naming conventions and a change process so the stack stays clean instead of drifting back into chaos.

GovernanceDocs
What we’d aim for (example)

A clearer picture to decide with

In a scenario like this, the goal would be simple: marketing can finally see which channels earn and which just spend, shift budget with more confidence, and stop paying for tools and clicks that never mattered. Direction, not a guaranteed number.

Clear
Which channels earn
Less
Wasted ad spend
Faster
Confident decisions
M
One source of truth the whole team trusts.Marrelay · Data & Analytics

Made-up example figures · the kind of outcome we'd aim for, not a promise or a real result

Want numbers you can actually trust?

Send us your current setup. We will take a realistic look, tell you what is likely broken, and sketch a path to decision-ready data.