Users are reportedly no longer required to have a Google+ account to leave Google Business reviews. Google+'s popularity has not really met expectations yet, there for this really could open up the opportunity (for better or for worse) for businesses to get a lot more Google Business reviews.
Google has been removing the integration of Google+ that it has spent numerous years building into lots of its products. Many users have not seemed to be extremely excited with Google+ being pushed upon their different Google experiences.
Many reports have confirmed users need to have a Google account to leave reviews on businesses. However users must still leave their first and last name.
Yelp, a regular critic of Google’s, can’t be too excited about the fact that more users may be leaving more Google reviews.