This happens through auctions on Ad Exchanges, where publishers offer their ad inventory and advertisers bid on them, with winners’ ads finally shown to the visiting user. Here’s a simple real-time bidding example. Let’s say a user is playing a game on their phone where ads appear between levels. In https://otimiza-o-de-an-ncios85300.ourcodeblog.com/28712530/detalhes-ficção-e-segurança-publicitária