This case study examines the marketing campaign success of TBWA, an international creative and branding marketing agency. The focus is on insights gathered from Resa Prasetyo, the Regional Data and Analytics Director for Asia and Oceania, who discusses the agency's challenges in centralizing data methodology across diverse markets. TBWA faced difficulties in conducting market research due to the limitations of surveys, which did not accurately reflect consumer opinions. The introduction of the tool Determ proved beneficial, as it offered features that enhanced data quality and reporting. Resa highlights the advantages of Determ, including user-friendly dashboards, extensive coverage, and the ability to add an unlimited number of users. The tool has facilitated media monitoring, allowing TBWA to assess campaign impacts and stay informed about market trends. Resa concludes that Determ provides great value for money and is straightforward to use, making it a recommended solution for data management.