Google+ is my favorite social network, because there is no spam in there, clean and easy to use. Excellent feature is the circle that will maintain the privacy of all users. One more nice feature, is the hashtag. Hashtag is a way to bring together a conversation to be easy for tracking.
I found an infographic that will teach you and me the right way to use hashtags on Google+. If you incorrectly use the hashtag, google will accuse you of spamming, of course, it is bad for those of you who want to build a reputation via Google+. Lets check out this infographic