Where shopper conversion breaks down at the shelf.
Here’s a scenario that should be making more marketing directors genuinely uncomfortable. You’ve signed off on a well-funded omnichannel campaign, digital is performing, footfall is up, conversion at the fixture is soft; again.
The instinct is to look upstream; more spend, better targeting, sharper creative, rather than look at the point of conversion – the shelf.
With 71% of final brand choices happening at the shelf¹, the physical point of purchase is key to the final shopper decision. Yet the investment logic in most FMCG and consumer electronics businesses runs in the opposite direction: digital-first, screen-first, reach-first.
The assumption is that proximity to the product alone does the closing work.
It doesn’t.
And the gap between that assumption and the reality in the aisle is precisely where sales are lost.
FMCG and consumer electronics brands are consistently losing over 20% of their potential sales right at the point of purchase² not before it, not online, but in the moment that was always supposed to close the deal. Three forces are coming together in 2026 to exacerbate this and most brand teams are watching all three without connecting them.
The physical display is becoming the last unrestricted channel. And most brands are treating it as an afterthought.
One: the retail media imbalance.
Retail Media Networks are forecast to reach £7.88bn in the UK by the end of 2026³. Brands are paying premium rates to place messaging inches from the shelf; smart screens, digital banners, in-aisle media. But most final brand choices are still being made at the shelf, and if the permanent display behind that digital media is underperforming, the investment isn’t earning its keep. You’ve paid to get the shopper’s attention and driven them to a fixture that fails to deliver.
What makes this harder to fix is that most brands can’t see it happening. Trade investment, listing fees, gondola ends and promotional allowances sits in the commercial team’s P&L. Retail media spend; sponsored search, display ads, loyalty card targeting, and in-store screens sits in the marketing budget. Different teams, different budget lines, both spending money on the same retailer to reach the same shopper. Nobody calculates the combined cost per impression, and nobody asks whether the gondola end and the sponsored search are even targeting the same person.
Retail media measurement has a well-documented blind spot: when the retailer sells the advertising and also measures its effectiveness, brands have limited visibility into whether that spend is delivering genuine incremental growth, rather than just capturing sales that would have happened anyway.
The fix doesn’t start with the media plan, it starts with the display. This is precisely where POScore comes in: a proprietary analytical framework developed by Principles that evaluates retail displays against measurable behavioural criteria before they hit the shop floor. Rather than measuring media exposure after the fact, POScore scores the display itself, capturing its ability to attract from a distance, engage at arm’s reach, and convert at the point of decision. You already optimise the first three seconds of a digital ad. The question is why the last three feet of the purchase journey hasn’t had that same level of scrutiny.
For the full POScore methodology and category benchmark data, download the Mind the Gap report →
Sources: eMarketer In-Store Retail Media 2025; Forrester Retail Media Forecast 2026; KamCity / Kraft Heinz Category Development, July 2026
Two: the security squeeze.
UK retailers recorded over 20 million theft incidents in the year to August 2024, more than 55,000 a day, at a direct cost of £2.2bn, the highest level on record⁴. Security tagging is now extending beyond premium electronics into everyday grocery categories: festive foods, confectionery, household essentials.
The knock-on for brand marketing is substantial. When a shopper can’t touch, feel or properly evaluate your product; when it’s behind glass, clamped to a dummy box, or buried under security hardware they don’t hang around to find a member of staff. They move on, or they choose a cheaper alternative that isn’t locked away. Their views on premiumness changes the moment a product feels inaccessible, and no amount of advertising or social rebuilds it at the fixture.
Three: the HFSS squeeze.
The UK’s HFSS legislation has already displaced an estimated £3bn in potential impulse sales by removing affected products from checkouts, queuing areas and gondola ends⁵. Advertising restrictions add a further layer: from January 2026, a ban on paid-for online HFSS advertising and a 9pm TV watershed came into force⁶, on top of the wider location and promotion restrictions already in place. Volume promotions gone, digital reach restricted, impulse positions removed.
For affected categories, the physical display is no longer just the last step in the purchase journey. It is now the last unrestricted marketing channel available. And the industry’s response has been to relocate brands into the centre-store aisles and hoping for the best; it’s not really a strategy.
Beneath all three of these forces sits a fourth problem that rarely surfaces in campaign wrap-ups: compliance.
While 38% of brands believe their temporary displays are successfully deployed in store, precision auditing reveals that actual in-store compliance routinely sits between 40% and 60%⁷. Displays arrive damaged. Bespoke units don’t fit generic bays. Overstretched retail staff leave campaign material in the stockroom.
You can’t media-buy your way out of a compliance problem. And you can’t design your way out of it either, not without knowing where the breakdown is happening.
The brands closing this gap are not spending more. They are looking harder at what they can actually control. Macro retail trends, crime rates, legislative change, network economics; these sit outside any marketing director’s remit. The structural design, communication quality and creative execution of every display on the shop floor does not.
Treating the last three feet of the purchase journey with the same rigour currently reserved for the first three seconds of a digital ad is no longer optional. In 2026, with digital channels restricted, security friction rising and compliance gaps widening, the shop floor is becoming the key battleground of the campaign.
Mind the Gap sets out the full picture: what these forces are costing your brand, what best-in-class physical execution looks like, and how POScore is changing the way brands measure performance at the fixture.
Mind the Gap sets out the full picture: what these forces are costing your brand, what best-in-class physical execution looks like, and how POScore is changing the way brands measure performance at the fixture. Download the report here →
Sources
- Tesco Media / MTM, Moving Mindsets (n=7,032 UK Tesco shoppers), UK, January 2026
- Principles Agency, POScore Analysis, UK, July–August 2026
- Hurst Media Agency, The Growth of Retail Media, global report, January 2026
- British Retail Consortium, Crime Survey, year to August 2024
- The Grocer Magazine, “The extent of location-based promotions of less healthy food,” UK, 2025
- UK Government HFSS advertising restrictions, in force from January 2026
- Vertical Vendors, “The Challenges of In-Store Compliance & Sustainability,” 2025; Collateral, “What is Display Compliance? How to ensure 100% accuracy,” 2024