Facebook at Work: social network unveils 'pilot' for companies

Tests underway for how employees can use news feed, groups and messaging for their work, but will be kept separate from personal profilesMany companies still ban staff from accessing Facebook during office hours, but the social network is hoping to win over the corporate critics with Facebook at Work, a version of its service designed for use within companies.The new service launched on Wednesday as a test for “pilot partners”, whose employees will be able to download the Facebook at Work mo