Facebook’s New Tools Meant to Up Ad Inventory

Facebook’s primary source of income is its News Feed ads served to North American and European consumers. But that feed is getting “saturated” and it jeopardizes user retention and, therefore, continued growth in ad revenue, both Facebook officials and company observers say. So Facebook is adding capacity by creating a secondary News Feed, as well as continuing to put ads in front of Facebookers both on and off of the app.