EXPERT SPOTLIGHT: Emily Smith | Associate Director, Programmatic

POV: CLOSED-LOOP ATTRIBUTION AS THE STANDARD FOR RETAIL MEDIA SUCESS

In the evolving landscape of retail media, strong measurement and accountability are non-negotiable. Closed-loop attribution stands out as the essential standard, directly linking ad exposure to actual sales. This approach delivers transparency, actionable insights, and maximizes return on investment for every campaign.

Access to conversion and sales data from retail media partners clear demonstration of how ad spend drives tangible results:

  • Validate targeting
  • Optimize campaigns using real sales data
  • Deliver transparent, actionable insights
  • Prove that ad spending leads to real results

Without closed-loop attribution, the true effectiveness of retail media campaigns remains uncertain, and the ability to prove impact is compromised.

While alternative measurement tools can provide some feedback when closed-loop attribution isn’t available, these options typically offer limited insights and higher costs. For campaigns aiming to raise awareness in markets where products aren’t sold, or when only third-party solutions are possible, measurement becomes less precise. Therefore, closed-loop attribution should be prioritized whenever possible—it’s not just a best practice, but the foundation for smarter retail media decisions and proven impact.

GOING BEYOND ROAS: WHY INCREMENTALITY MATTERS MOST

Retail media success is defined not merely by tracking sales, but by evaluating true business impact. Incrementality stands as a critical metric in retail media campaigns, quantifying the sales lift directly attributable to advertising—specifically, purchases that would not have occurred without the campaign. This methodology enables brands to identify opportunities to acquire new customers and drive substantial growth that directly affects the bottom line.

Incrementality: Measuring Real Growth

Across all retail media initiatives, regardless of attribution method, incrementality is recognized as a best practice that surpasses the limitations of Return on Ad Spend (ROAS). Incrementality enables brands to:

  • Accurately measure the true increase in sales generated by media campaigns—that is, sales resulting exclusively from paid advertising.
  • Go beyond superficial metrics to evaluate genuine business impact.
  • Prevent over-attribution to campaigns that primarily reach existing loyal customers.
  • Drive overall business expansion by identifying and converting new customers.

While closed-loop attribution connects ad exposure to purchases, it does not typically distinguish which sales are genuinely incremental. Sole reliance on ROAS can be misleading, as high returns may simply indicate engagement with habitual buyers. Combining closed-loop data with incrementality analysis delivers a comprehensive understanding of campaign impact and performance.

Strategic Planning and Optimization of Retail Media Campaigns

Effective planning and optimization of retail media campaigns require:

  • Prioritizing closed-loop attribution to ensure accountability and transparency.
  • Leveraging third-party measurement tools when retailer data is unavailable, with full awareness of their limitations compared to direct data sources.
  • Maintaining a focus on incrementality for every campaign by balancing attributed ROAS, incremental ROAS, and new customer acquisition data to maximize efficiency and drive authentic growth.
  • Targeting audiences with intent, including loyal, lapsed, and prospective shoppers, to enhance incremental sales and expand market reach.
  • Implementing custom measurement solutions for ongoing, large-scale programs, while utilizing established tools for single campaigns.

THE CHALLENGES OF MEASURING SUCCESS IN RETAIL MEDIA

The rapid expansion of retail media offers brands new and diverse opportunities to connect with customers. However, this growth also introduces significant challenges, particularly when it comes to measuring the success of advertising efforts.

Fragmented Data and Measurement Difficulties 

Brands often run advertisements across multiple platforms and work with several partners, which leads to a complex web of data sources. Tracking and consolidating all this data becomes difficult, making it challenging for marketing teams to evaluate performance in a comprehensive manner and to make informed decisions about budget allocation for optimal results.

The Issue of Walled Gardens 

One major obstacle is the presence of “walled gardens.” These arise when each retailer or media network only shares its own data, withholding the broader context. As a result, brands can view results from just one partner at a time, making it nearly impossible to compare ad performance across different channels. This limited visibility hinders brands from understanding which campaigns are truly effective, complicating decisions about where to invest advertising dollars for maximum value.

Complexities for Multi-Channel Brands 

The challenge intensifies for brands that sell products in many stores. Advertising on various platforms means dealing with multiple, often inconsistent, data sources, and reporting methods. The lack of standardization makes it harder not only to measure results accurately but also leads to wasted time and potential missed opportunities for growth.

Operational and Resource Challenges 

Marketing teams must spend considerable time gathering and analyzing scattered data, which detracts from more strategic tasks. As brands expand their partnerships in retail media, managing campaigns becomes increasingly difficult and costly. Without a unified system to aggregate all the data, both brands and agencies risk being overworked and missing out on the full advantages retail media could provide.

Consolidating Fragmented Retail Media Data 

Addressing the challenge of fragmented retail media data is crucial for brands seeking to optimize advertising strategies. A strategic approach focused on consolidating data from multiple platforms and partners is essential. Bringing together disparate sources of information creates a unified view, enabling more informed decision-making.

Stay tuned to learn more about how brands can efficiently navigate the complex retail media landscape by emphasizing strategic consolidation. Streamlined data management reduces the burden on marketing teams, allowing greater focus on high-impact activities instead of struggling with scattered data. With a consolidated framework, clearer insights and more effective campaign outcomes become achievable.

CONSOLIDATION AND HOLISTIC MEASUREMENT: THE STRATEGIC IMPERATIVE 

Retail media data fragmentation remains a persistent challenge for brands and agencies. The solution is clear: consolidate retailers into unified campaign structures. This approach streamlines partner management and drives operational efficiency. Selecting an independent third-party measurement provider—such as Circana—enables comprehensive sales performance tracking and campaign optimization with actionable insights.

Consolidation, paired with advanced measurement, empowers marketing teams to pinpoint top-performing channels, refine creative strategies, and accurately attribute sales impact. The result is maximized resource value, even in fragmented environments.

Key Benefits

  • Efficiency: Automated reporting reduces manual work, allowing teams to focus on strategic initiatives.
  • Effectiveness: Data-driven optimization directly improves ROI.
  • Impact: Unified data strengthens brand messaging and market position.

Navigating Limitations
Major platforms, such as Walmart Connect, restrict data sharing, making full consolidation challenging. These gaps can be bridged by leveraging partnerships, technology, and expertise to deliver the most complete view possible.

Strategic Vision
Consolidation and holistic measurement are essential for overcoming industry constraints. This strategy ensures that every campaign is measured and optimized for sustainable growth, transforming fragmented retail media into opportunities for lasting market impact.

Expert Insight:
Adopting unified campaign structures and independent measurement is no longer optional—it is a strategic imperative for brands and agencies seeking efficiency, effectiveness, and impact in today’s complex retail media landscape.

EXPANDING RETAIL MEDIA TO THE FULL FUNNEL 

Traditional Retail Media Focus
Retail media strategies have historically prioritized low funnel channels, particularly display advertising. These channels deliver immediate, measurable sales results and are optimized for ROAS. However, limiting focus to the lower funnel overlooks the substantial value that upper funnel channels—such as CTV and OLV—bring to brand growth and market penetration. These platforms excel at driving reach and brand awareness, yet advanced measurement capabilities now enable direct attribution of awareness-building efforts to retail performance.

Integrating Upper Funnel Channels
A full funnel approach is essential for brands seeking to maximize both recognition and sales impact. Strategic integration of upper funnel channels into campaign planning leverages storytelling and brand lift, while connecting these efforts to tangible retail outcomes. This methodology ensures that every stage of the consumer journey is addressed, from initial awareness to final conversion.

Synergistic Impact on Campaign Performance
Empirical evidence confirms that combining upper funnel channels with traditional display campaigns produces a synergistic effect. Case studies consistently demonstrate increased ROAS and incremental sales lift when CTV or OLV is integrated with display advertising. This approach bridges the gap between awareness and conversion, driving superior campaign performance and delivering measurable results.

Commitment to Continuous Testing
Continuous testing and validation of upper funnel channels within retail media are imperative. Brands that invest in ongoing experimentation and adopt new technologies remain ahead of evolving consumer behaviors and media trends. Full funnel strategies have repeatedly proven their ability to deliver meaningful media impact and sustained growth.