At AdEspresso our mantra is “test everything,” and as we heavily use Facebook video ads, we’re always looking for different ways to maximize their performance. Recently we tested what Facebook video ad format works best and also how video performance varies by platform. But that was not enough to slake our unquenchable thirst for knowledge (and for Read more

Original source: https://adespresso.com/blog/facebook-video-thumbnail-impact-experiment/