Yammer

Yammer – Viva Engage is a social networking service provided by Microsoft that enables users to collaborate, communicate, and share knowledge within their organization. It allows employees to connect with each other, share ideas and information, and work together on projects and initiatives.

Overall, Yammer is a powerful tool for promoting collaboration, communication, and knowledge-sharing within an organization. Its focus on groups and conversations encourages teamwork and engagement, while its integration with other Microsoft applications provides a seamless experience for users.