Custom Audiences update: No more ‘scraping’ Facebook user IDs

by Justin Lafferty
Facebook has recently updated its Custom Audiences terms of service, preventing the “scraping” of Facebook user IDs for ad targeting. Through Custom Audiences, advertisers can target ads based on email lists, phone numbers, website visitors, Facebook app user IDs and mobile app users. However, many advertisers gamed the system by uploading email lists of those who weren’t cus ...Read the full article