Data-driven marketing strategies are supported by various technologies, primarily analytics tools, customer relationship management (CRM) systems, and data management platforms (DMP). These technologies collect and analyze consumer data from multiple sources, including social media, websites, and purchase histories. By utilizing big data analytics, marketers can gain insights into customer behavior, preferences, and trends. This data allows for personalized marketing campaigns, precise targeting, and improved return on investment (ROI). Overall, leveraging these technologies enhances decision-making and enables businesses to meet customer needs more effectively.