You can link a group to anyone on the web, no registration is needed to view the group's documents and forums.
As a Group Member
You can share documents with the group and post in the group forums. The group leader may remove any documents you share and moderate anything you post.
As a Group Leader
You can edit the group's information, remove documents that were shared with the group, update the group's status and edit/moderate the group forums.
About Group Forums
Group forums are meant for discussions and information sharing. A forum acts as a category for various topics, and topics are simply a grouping of various user posts.
Format with Textile
You can format your posts to display links, bold/italic text, lists, and more. Be sure to check the Textile Guide link near the 'Post' button for more information.