WE also be connected With consumers having access to information that would influence them to make buying decisions, search engines became the gateway for anything that needs to be found online. Thus, when the 21st century rolled around, Google had realized that this could be exploited and introduced the first version of Adwords. Adwords allowed advertisers to make a bid to show their ads to people typing in keywords related to their products or services. Publishers were also putting up content with banner ads. With Ad serving technology was connecting supply and demand at scale.