Facebook revealed Audience Network, which lets third parties...

Facebook revealed Audience Network, which lets third parties buy or host advertisements on mobile apps, in a Tuesday blog post (http://on.fb.me/1nYAtGR). “The Audience Network uses the same targeting and measurement features that marketers already use when advertising on Facebook,” it said. The company recently relaunched its Internet-wide ad platform Atlas, which received some pushback from privacy advocates over its targeted advertising opt-out policy, which still allows data collection.