Google+ is a social networking and identity service owned and operated by Google Inc. It is the second-largest social networking site in the world, having surpassed Twitter in January 2013.
It has approximately 359 million active users. As of May 2013, it had a total of 500 million registered users.
Google has described Google+ as a "social layer" that enhances many of its online properties, unlike conventional social networks generally accessed through a single website.
There is an endless marketing power within that technology. Imagine having the chance to reach your potential clients and customers wherever they are hanging out online.
Google+ it’s like a crazy marketing machine putting all of the Google powerful weapons on your behalf, especially the Google search engine, Google AdWords Ads and Gmail.