What that means is that the 100 million people that are currently using Google+ are not actively looking to engage with brands at this time. Whether this means that these companies have not found their Google+ niche yet or whether customers simply are simply not using Google+ to engage businesses remains to be seen.
As of today, no reliable qualitative studies of Google+ or engagement data has been published that would make it clear why the users of Google’s social platform are not actively engaging companies by putting some of their favorite brands in circles. It is interesting to note that some of the biggest brands in the world such as Apple, Microsoft, and Goldman Sachs have yet to engage their customer base in relates to Google+. While Google’s social platform may show promise, it still needs to find a way to actively engage its audience like Facebook has clearly shown it can do in the past.