Programmatic advertising is a digital marketing strategy that uses automated technology and algorithms to buy and sell ad space in real-time. This method allows for precise targeting and optimization of ads, based on data and user behavior, resulting in more efficient and effective campaigns. It eliminates the need for manual negotiations and streamlines the ad buying process, making it faster and more cost-effective. Programmatic advertising is revolutionizing the way brands reach their target audience, providing a seamless and personalized experience for both advertisers and consumers.