The document discusses programmatic advertising services, which utilize software to automate the buying and placement of digital ads in real-time, allowing for highly-targeted advertising based on demographics such as age, gender, and location. It covers various methods of programmatic ad buying, including automated guaranteed and auction-based systems, and highlights the cost-effectiveness of eliminating reliance on human ad buyers. Additionally, it explains the role of demand side platforms (DSPs) in managing and optimizing advertising performance metrics.