This Retail Media Breakfast Club podcast episode analyzes a report revealing a significant performance gap between leading and lagging retail media networks. The host discusses data showing Amazon's dominance and the poor performance of networks like Dollar General and BJ's, highlighting issues with measurement and transparency. The episode cites examples of retailers obscuring poor ad placement performance and emphasizes the need for improved measurement, data transparency, and demonstrable ROI for survival in a slowing growth market. Advertisers are advised to be wary of performance gaps and prioritize networks with strong data capabilities. The podcast concludes by stressing the importance of these factors for the future success of retail media networks.