Yammer by Microsoft is an enterprise social communicator created for members within an organization. It can easily connect a team of co-workers and allow them to have conversations and collaborate on files with each other at any time. Its features include status updates, news feeds, liking and following, sharing files with robust security settings. Yammer promotes teamwork and allows streamline projects by looping customers and vendors in one place. It can be accessed through mobile, web, as well as a desktop application. An Office 365 subscription is necessary for Yammer.