I'm not sure what you're posting a thanks for, since activation requires you to open OneCare, click on Subscribe, sign in with a LiveID and provide payment information or a product key. If you are having problems with this, and are located in a country where OneCare is sold, http://forums.microsoft.com/WindowsOneCare/ShowPost.aspx?PostID=1202298&SiteID=2, please contact support.
I'm not sure what you're posting a thanks for, since activation requires you to open OneCare, click on Subscribe, sign in with a LiveID and provide payment information or a product key. If you are having problems with this, and are located in a country where OneCare is sold, http://forums.microsoft.com/WindowsOneCare/ShowPost.aspx?PostID=1202298&SiteID=2, please contact support.