gmail actually will attempt to unsubscribe you automatically when you mark a newsletter as spam, sometimes. screenshot: http://imgur.com/HqbVm http://imgur.com

gmail actually will attempt to unsubscribe you automatically when you mark a newsletter as spam, sometimes. screenshot: http://imgur.com/HqbVm http://imgur.com/HqbVm so it seems they are trying to solve this problem in a more complete way then filtering the mail thru personal mail filters.