Should Facebook add a ‘Call’ CTA button on mobile ads?

by Justin Lafferty
Facebook has been adding call to action buttons, including a way for page owners to have one in their cover photo area, but there’s one call-to-action option that could be huge for mobile advertisers: Call. Eric Holmen, the Chief Marketing Officer of Invoca, feels that adding a call CTA button would be a huge help for direct response mobile advertisers.Read the full article