IoT: Driving the High Street’s Digital Renaissance
In 2018, more than 1,200 UK stores and 3,800 US stores closed, a stark reminder that the high street must evolve or face extinction. The Internet of Things (IoT) offers a powerful toolkit to transform the retail experience, reduce costs, and reverse this trend.
Matt Sebek, Vice President of Digital at WWT, estimates that widespread IoT adoption could save the sector up to $1.2 trillion (€1.05 trillion) by 2025[1]. As retailers grapple with the escalating cost of digital disruption, IoT is becoming a critical lever for survival.
Rising to the challenge
Modern shoppers expect the same convenience online as in-store. They often cite limited staff support and outdated stock information as reasons to skip brick‑and‑mortar outlets. In the US alone, poor in‑store service cost companies $1.6 trillion (€1.40 trillion) last year[3]. Conversely, retailers that deliver a superior in‑person experience enjoy, on average, a 6% lift in revenue.
E‑commerce continues to accelerate worldwide, with 16.6% of retail sales in China conducted online[4]. Yet IoT can bridge the gap, blending the immediacy of e‑commerce with the tangible benefits of a physical presence to re‑energise the high street.
Taking centre‑stage on the shop floor
Beyond inventory tracking, IoT now powers in‑store innovations. High‑street food retailers can deploy fridge‑monitoring sensors to keep produce fresh, while sensors embedded in dining areas capture customer flow and satisfaction.
Long queues and cumbersome checkout processes are common pain points. IoT‑enabled systems can read RFID tags on each item as a customer exits, automatically calculating the total and deducting payment via the shopper’s mobile wallet. This frictionless checkout not only boosts satisfaction but also encourages repeat visits.

IoT can also nurture loyalty. Sensors positioned near targeted products can push personalized discount offers to customers’ smartphones if they have opted into a loyalty program. Additionally, by tracking which items a shopper spends time examining, retailers can later deliver bespoke promotions when the customer returns.
Smart shelves, combining weight sensors, RFID tags and readers, keep inventory accurate and prevent misplaced items. They alert managers when stock is low or misplaced, and can detect shoplifting, reducing the need for costly security staff and cameras.
Successful IoT deployments require a holistic approach: devices should be integrated into a purpose‑built network rather than attached to legacy systems, which can create cyber vulnerabilities. Network segmentation and air‑gaps between critical and non‑critical devices further safeguard against potential breaches.
Fighting back
Retailers worldwide are investing heavily in connected technology to stay competitive against online juggernauts like Amazon. Amazon’s own brick‑and‑mortar stores, equipped with cutting‑edge IoT, demonstrate that demand for an in‑store experience endures.
According to recent surveys, 86% of retailers plan to increase IoT spending in 2019 to avoid falling behind or facing closure. Those who can replicate the seamless convenience of online shopping in a physical setting will attract consumers back to their stores.
The line between online and offline commerce is dissolving. The retailers who thrive will be those that weave together physical and digital touchpoints to better serve customers and achieve their business goals.
The author of this blog is Matt Sebek, Vice President of Digital at WWT
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- Transforming Supply Chains: Customer Experience as the New Competitive Edge
- 5G & IoT: Driving the Next Wave of Digital Transformation
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