s ceiling. Criteo cuts full-year guidance as Q2 revenue falls 11% to $428 million - insourcing visible in a supplier A retail media network is the advertising business a retailer operates on top of its own shop. It sells brands two assets the retailer already owns: the attention of people who arrive with an intention to buy, and the record of what those people have purchased before. Grocery and general merchandise operate on thin margins, while selling advertising against traffic already paid for carries almost none of the cost of goods. The IAB and the Media Rating Council, in guidelines published in January 2024, frame retail media as marketing to shoppers near the point of purchase or the point of choice between brands, spanning both online and in-store advertising.