Facebook expands ads on third-party apps, websites to beyond users

Facebook, like other online ad service providers, uses cookies to collect data on users’ browsing habits to show them relevant ads. (Reuters) Facebook Inc said its customers’ ads would now be visible on third-party apps and websites to everyone who has ever visited its website, and not just to users logged into its social networking service.
However, people can opt out of seeing ads on apps and websites not offered by Facebook, based on their ad preferences, the company said late on