Today Facebook is finally officially launching Workplace, the service formerly known as Facebook at Work. It's been in testing with select companies since last year, and now it's open for all interested parties to sign up. Workplace is basically Facebook, with all its features, but for your company. Your friends are your coworkers, and you can connect and communicate with them in a myriad of ways that should all be familiar to your if you've ever used Facebook. So things such as Groups, Chat, Live, Reactions, Search, Trending posts are all baked into Workplace too. Additionally...
Source: http://www.gsmarena.com/facebook_finally_launches_workplace_its_slack_competitor_formerly_known_as_facebook_at_work-news-20990.php