WHAT IS GOOGLE + 

Google + or Google Plus as its also called was started and owned by Google.

Before launching Google+ It was originally called Google Circles, a name given with an emphasis on organizing friendship information

Google+ integrates social services such as Google Profiles, and introduces new services identified as Circles, Hangouts and Sparks.It is available as a web site and on mobile devices.

Sources such as The New York Times have declared it is Google's biggest attempt to rival the social network Facebook.

Having a Google + account will help your ranking in the search engine results as well as the ranking
of your Google Places position.