Tagging is a powerful and important feature in the StarTeam Agile Backlog. By tagging your stories, you can easily filter them to find and organize your stories for sprint and release planning. Consistent tagging helps others to find stories and either add details or reduce the number of duplicate stories. Tags can be organized into categories with tags within the categories.
Categories are meant for broad grouping. Think of them as your chapter headings. Some examples could be:
Tags describe specific details. Think of these as subheadings or content: