Originally Posted by iconic091 View Post
signing in in google +.THAT Is google+1
I think you are missing the point, it isn't just a case of signing in to your Google+ account.
The Google+1 button can be placed on a website by a webmaster. By clicking the button someone is able to register a vote for that site which can then be shared with their Google+ friends (though they would have to sign in to do it)