Online ad revenue was almost $125 billion in 2019 but growth is slowing
About 70% of ads appeared on mobile devices and 82% were programmatic. Please visit Search Engine Land for the full article. Search Engine Land: News & Info About SEO, PPC, SEM, Search Engines & Search Marketing https://searchengineland.com/online-ad-revenue-was-almost-125-billion-in-2019-but-growth-is-slowing-335331