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Retail Media Case Studies: What Walmart, Kroger & Tesco Get Right — and How SMEs Can Adapt It

Mazhar Elahi
Aug 10
3 min read

Walmart Connect, Kroger Precision Marketing and Tesco Media & Insight are among the largest retail media businesses in the world, each generating billions in advertising revenue from customer touchpoints the retailer already owned. Their scale isn't replicable for a smaller chain — but the principles behind how they built these businesses absolutely are.

What These Retailers Actually Did

Each of them started by recognising that their own footfall, purchase data and physical estate were valuable to brands independent of any product they sold directly. Rather than treating advertising as a favour to suppliers, they built it as a standalone, professionally run media division with its own rate card, sales team and reporting.

Principle 1: Treat Retail Media as Its Own Business Line

The clearest lesson from all three is structural: retail media wasn't bolted onto marketing as an afterthought, it was run as its own unit with its own revenue targets. A smaller retailer doesn't need a dedicated division to apply this — but naming the initiative internally, giving it a rate card, and reviewing its performance separately from general marketing spend matters even at a small scale.

Principle 2: Start With Data You Already Have

These retailers didn't wait for perfect measurement before launching. They started with what they already had — loyalty card data, purchase history, footfall counts — and built more sophisticated attribution over time. A smaller retailer can apply the same logic in-store: start with basic play logs and footfall estimates, and add more advanced measurement as the network matures.

Principle 3: Bundle Online and In-Store Where Possible

Tesco Media & Insight and Kroger Precision Marketing both sell campaigns that span online and in-store placement in a single package. Even a smaller retailer with a modest ecommerce presence can offer the same bundling logic — in-store screens as an add-on to any digital advertising a supplier is already buying.

Principle 4: Make It Easy for Brands to Say Yes

Part of what made these networks scale quickly was low friction for advertisers — clear rate cards, defined campaign formats, and straightforward reporting. Smaller retailers can copy this directly: a simple one-page rate card and a defined trial process removes far more friction than any amount of scale.

What Doesn't Translate From Big Chains to SMEs

  • Dedicated in-house media sales teams — smaller retailers usually need this handled part-time or through a managed platform instead

  • Enterprise-grade attribution modelling — not necessary to start, and often not commercially justified at smaller scale

  • National advertiser relationships — smaller retailers should focus on regional and local suppliers first, where the sales cycle is shorter

How CleverPosters Brings the Same Principles to Smaller Retailers

The infrastructure that Walmart, Kroger and Tesco built internally at enormous cost — centralised scheduling, reporting, and a managed content layer — is exactly what CleverPosters provides out of the box for smaller multi-location retailers. The principles are the same; the platform is simply sized for a 5-store or 50-store estate rather than a national chain.

Frequently Asked Questions

Can a small retailer really learn anything from Walmart or Tesco's retail media business?

Yes — the principles of treating retail media as its own business line, starting with existing data, and reducing friction for advertisers apply at any scale, even if the technology and team size differ.

No. Footfall and screen play-log data are enough to start; purchase-linked data can be added later if it becomes commercially useful.

It's Tesco's retail media division, which sells advertising across Tesco's online and in-store customer touchpoints to brand partners.

Kroger's retail media arm, known for using shopper data to power targeted advertising for CPG brands across Kroger's online and in-store channels.

Walmart's retail media business, one of the largest in the world, selling advertising across Walmart's website, app and in-store screens.

Not usually at first — a part-time internal owner or a managed content platform handling the operational side is a more realistic starting point.

By providing the centralised scheduling, reporting and content management infrastructure that large retail media businesses built internally, sized appropriately for smaller multi-location estates.

The biggest retail media networks in the world didn't start big — they started with the same fundamentals any retailer can apply today: known inventory, basic reporting, and a rate card. CleverPosters gives smaller retailers that same foundation without the enterprise build cost.

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