New York Times: What You Didn’t Post, Facebook May Still Know
The New York Times is reporting that In shaping its targeted advertising strategy, Facebook is no longer relying solely on what is users reveal about themselves. Instead, Facebook is tapping into outside sources of data to learn even more about users — and to sell ads that are more finely targeted to them. Facebook says that this way, marketers will be able to reach the right audience for the right products, and consumers will see advertisements that are, as the company calls it, "relevant" to them.