1 . Shared Experience and Knowledge. Each employee comes to a company with a certain set of relevant skills and knowledge. When your group employees for work projects, everyone gets the advantage of shared knowledge and experience. That pooled work experience makes it easier to tackle a difficult project with different facets. If an employee works individually on a project, you might struggle with some aspects of it because of limited experience. In a group, you can draw on the expertise of your colleagues and potentially expand your own knowledge.