If you work in digital marketing, you live in the world of big data by default. Advertising agencies and media companies are inundated with a plethora of marketing data sources. These vast reservoirs of information are fundamental in shaping effective campaigns, strategies, and decision-making processes. The crux of leveraging these resources lies in their quality, effective management, and seamless marketing data integration. Read on to find out how to optimize your marketing data sources for maximum efficacy.