[12/13/11] Commons login will be unavailable on Wednesday, December 21 from 9 AM to 10 AM, due to some updates with our login server. You will still be able to access public Commons sites, but will not be able to login.
Privacy Settings in the Commons - November 26, 2012
IMPORTANT: Before creating a site in the Commons, please be sure that you understand how this works and that the default setting for all sites is public. Click below to learn where to go to find out how to change your site's privacy settings and more information about who can see your site.