Keep all your discussions in one place.
All discussions are kept on the easily accessible Group page.
Upload Group Files
Upload files to the group page for all members to access.
Control Access to the Group
You can control who has access to your group and make it as open or closed as you like. You can also edit individual members control.
Use groups with other Google Apps.
Use your Google group to allow/restrict access to other applications such as Google Docs or Google Sites
Customize your Group site.
Use the simple customization option to give your Group site its own look & feel.