The Third Wave of Digital Advertising
Retail media — the placement of paid advertising within the digital and physical environments of retailers, using the first-party purchase and browsing data that retailers collect from their customers to target advertising to consumers with demonstrated purchase intent at the point closest to their buying decision — is the most commercially dynamic segment of the global digital advertising market and the one whose growth is creating the most significant redistribution of advertising investment among media channels since the shift of television advertising budgets to digital platforms in the 2000s and 2010s. The commercial logic of retail media advertising — reaching consumers who are actively shopping for or researching the product categories that the advertising addresses, in the retailer's owned digital environment where the path from ad impression to product page visit and checkout is measured in clicks rather than the indirect conversion paths of brand advertising in non-commerce media contexts — creates a measurable return on advertising investment that brand advertisers are finding difficult to replicate in the walled gardens of social media and streaming platforms whose attribution models are less transparent and whose audience targeting is less directly connected to demonstrated purchase behaviour.
The retail media market's growth trajectory — from an Amazon-dominated search advertising category whose commercial significance was understood primarily within the Amazon seller ecosystem to a multi-retailer, multi-format advertising market whose participants include Walmart, Kroger, Target, Tesco, Carrefour, Alibaba, and a growing range of non-grocery retailers whose first-party data assets create viable advertising network propositions for brand advertisers — reflects both the commercial maturation of the retail media category and the structural advertising market forces that are driving brand investment toward channels with first-party data targeting and closed-loop measurement as third-party cookie deprecation reduces the targeting and measurement capability of open web programmatic advertising.
Amazon Advertising: The Market Benchmark
Amazon Advertising — encompassing the sponsored product, sponsored brand, and sponsored display advertising formats that reach consumers searching for and browsing products across Amazon's e-commerce platform, as well as the demand-side platform that extends Amazon's audience targeting to off-Amazon placements in third-party digital media — has established the commercial benchmark against which all retail media networks are measured in terms of return on advertising spend, audience scale, and the closed-loop attribution that connects advertising investment to purchase outcomes at the individual consumer level. Amazon's advertising revenue has grown to represent a commercially significant proportion of total digital advertising spending in the markets where Amazon's e-commerce presence is largest, and the financial significance of advertising revenue to Amazon's overall business model has reshaped how advertising investment decisions are made by the consumer goods brands whose products are sold through Amazon's marketplace.
The commercial sophistication of Amazon advertising has created both a high-performance benchmark and a market structure concern for the brands that sell through Amazon and depend on advertising investment to maintain search result visibility in an increasingly competitive marketplace. The inflation of Amazon advertising costs as more brands compete for sponsored search placement — whose cost per click has risen substantially as the proportion of Amazon search results occupied by sponsored placements has increased — is creating a working capital and margin pressure that complicates the financial model of many Amazon-dependent brands and is motivating the diversification of retail media investment toward competing retail media networks whose lower advertising costs and less saturated inventory provide better return on investment at current bidding levels than the mature Amazon marketplace advertising environment.
Retail Media Networks Beyond Amazon
The retail media network market beyond Amazon — encompassing the advertising products of Walmart Connect, Kroger Precision Marketing, Target's Roundel, Tesco Media and Insight Platform, and a growing roster of European, Asian, and emerging market retailers whose first-party data assets and customer traffic volumes support commercial advertising network propositions — is growing as brand advertisers seek audience diversity, category exclusivity, and the demographic targeting that different retailer customer bases provide. The food and beverage and consumer packaged goods categories — whose products are distributed through grocery retail and whose brand marketing investment has historically flowed to television, print, and shopper marketing at point of sale — are the brand advertiser segments most rapidly increasing their retail media investment as the measurability and purchase-intent targeting of retail media advertising create a more clearly documented return on investment than the awareness-oriented brand advertising whose effectiveness is harder to attribute at the individual consumer purchase level.
The commercial development of off-site retail media — extending the targeting of retailer first-party audiences to advertising placements in third-party digital environments including social media, open web programmatic, and connected television — is creating a retail media market that extends beyond the retailer's owned properties to encompass a broader range of media placements whose common characteristic is the use of retailer customer data for audience targeting rather than the placement location. The off-site retail media proposition is commercially attractive to brand advertisers because it combines the audience quality of retailer first-party data — whose purchase history enrichment substantially improves the precision of consumer targeting relative to the inferred audience segments of social media platforms — with the media scale and format diversity of the broader digital advertising ecosystem. The closed-loop measurement that connects off-site retail media impressions to in-store and online purchases through the retailer's transaction data creates the attribution capability that justifies the premium CPMs that off-site retail media commands relative to conventional programmatic advertising whose purchase outcome measurement depends on probabilistic models rather than deterministic transaction data matching.
In-Store Media and Physical Retail
The extension of retail media into physical store environments — the digital screens, audio placements, and the connected cart and shelf-edge display systems that bring addressable advertising into the physical retail space — is creating an in-store retail media market whose commercial development is at an earlier stage than digital retail media but whose proximity to the physical shopping decision and the dwell time of the in-store customer visit create advertising inventory whose contextual value brand advertisers recognise. The digital screen network in grocery retail environments — providing the point-of-sale display capability that traditional static shelf talkers and aisle end displays provided in more limited and less measurable form — is growing as retailers invest in the connected display infrastructure that creates in-store digital advertising inventory. The measurement of in-store retail media's effectiveness — connecting in-store advertising exposure to subsequent product selection and purchase — is more technically complex than digital retail media attribution but is advancing through the combination of loyalty programme data linkage and the camera-based shopper analytics that measure audience exposure to in-store display networks.