5 Things I Like About Building a PLN on Google+. Over the last ten days I've had four opportunities to talk with teachers about personal learning networks. In each of those presentations I've introduced Google+. One of the things that I like about Google+ is the ease with which you can start and follow conversations. If you've been considering trying Google+ or you've tried and didn't quite get it, take a look at the following videos from Google about how to get started on Google+.