The document discusses how Yammer can be used as a social networking tool at QAA to facilitate collaboration and communication between employees in groups, allowing them to share resources, have discussions, and cut down on travel costs. Yammer is part of Office 360 and access is controlled through QAA's internal network, with different groups that can be joined to communicate on various topics while maintaining professional standards and complying with data protection policies. Employees are encouraged to introduce themselves on Yammer, participate in discussions, and provide feedback to help establish engagement across the organization.