http://mobminresources.org/story.php?title=google-continues-to-dominate-linkedin-twitter-could-catch-up-to-facebook You may not be using Google+, but your friends probably are. If they're not hanging out and posting photos of cute puppies and sunsets, there's a good chance they're using Google+ to log in to various web sites - and increasingly, they're also clicking the +1 button to share those sites. Tue, 09 Jul 2013 22:36:10 UTC en