Google+: It’s the hot social network on the block. In just three weeks, Google’s competitor to Facebook and Twitter has amassed more than 10 million users, and its users are sharing more than 1 billion pieces of content daily. It’s become a hotbed for early adopters, tech luminaries, marketers and businesses around the world.Google+ isn’t the easiest thing to understand, though. It has a lot of features that can confuse beginners. Even advanced users can miss a lot of the little gems and nuances that define Google+.