"Posts that ask people for help, advice, or recommendations, such as circulating a missing child report, raising money for a cause, or asking for travel tips, will not be adversely impacted by this update.News Feed FYI: Fighting Engagement Bait on Facebook | Facebook Newsroom
Instead, we will demote posts that go against one of our key News Feed values — authenticity. Similar to our other recent efforts to demote clickbait headlines and links to low-quality web page experiences, we want to reduce the spread of content that is spammy, sensational, or misleading in order to promote more meaningful and authentic conversations on Facebook."
Monday, December 18, 2017
News Feed FYI: Fighting Engagement Bait on Facebook | Facebook Newsroom
Leveraging a machine learning model for more authentic engagement