Why should marketing lead data strategy?

Marketing should help lead data strategy because customer insight, targeting, budget allocation, attribution, experimentation, and personalization all depend on accessible, connected data. The CIO may own technology, but marketing must define the business use cases, identify missing flows, quantify the value, and mobilize sales, service, product, agencies, and technology teams around the required capabilities.

What is a marketing data day?

A marketing data day is a quarterly working session focused on the data required to achieve business goals. Leaders review architecture, quality, access, ownership, use cases, measurement gaps, and cross-functional dependencies. The output should be a prioritized plan and a concise C-suite discussion explaining what is blocked, why it matters, and which teams must help.

How should a company map its marketing data architecture?

A company should draw every major data source, system, owner, entry point, and flow on one page, then connect that map to priority customer journeys and marketing use cases. The view should include warehouses, CDPs, CRM, advertising accounts, web analytics, e-commerce, sales, service, product usage, agency-held data, and the definitions teams use for shared metrics.

How can marketers generate better personalization data?

Marketers can generate better personalization data by tagging creative variables, running structured experiments, asking customers preference questions, analyzing product usage, and incorporating call center signals. Aetna tagged outbound work across 25 attributes and used five simple trade-off questions in Medicare marketing, producing direct preference data that could guide individual experiences.

What is zero-party data in marketing?

Zero-party data is information customers intentionally provide about their needs, preferences, priorities, or circumstances. Brands can collect it through short questions, preference centers, interviews, communities, or guided selection tools. It is especially useful for personalization because it captures what a customer explicitly values rather than forcing marketing to infer intent from clicks or browsing alone.

How can marketing regain control of agency data?

Marketing can regain control by auditing agency-managed advertising accounts, analytics environments, campaign records, and reporting processes, then requiring brand ownership or direct access. Contracts should specify data portability, account administration, taxonomy standards, and handover obligations. The goal is to preserve agency expertise without allowing a third party to become the sole custodian of the brand’s performance data.

How Marketing Leaders Build Better Data Strategy

Marketing leaders learn how to map data flows, align teams, improve measurement, and build the foundations for AI-powered personalization.