As an advertiser paying for impressions, it's important to know that the people you're serving ads to are actually seeing them. After all, if your video ad plays while a user is actively browsing within a different tab, is it really fair for the publisher to charge you for the impression?
Ad viewability is one of the industry's most hotly debated issues, and as of now, there is no single standard of measurement.
But what does viewability mean for video marketing, and what exactly are marketers debating? Let's dive in and take a look.