This document summarizes the evolution of IBOPE Monitor, a service that measures advertising investment across various media in Brazil, and its inclusion of internet measurement since 2009. It provides a brief history of IBOPE Monitor since 1996 and describes its current coverage of television, radio, newspapers, magazines, outdoor advertising, cinema, pay TV, and the internet. It then explains IBOPE Monitor's data collection process for internet advertising, how ad spend is calculated and shared for internet portals and sectors. The benefits of IBOPE Monitor for tracking advertising strategies and competition across media are also listed.