That it's a dedicated community with no annoying interruptions like the usual suspects have to deal with. There are no ads, no random accounts appearing on your timeline - just a direct channel to your users. Being able to embed coures and have these available free or behind a paywall is brilliant and there's a very powerful mechanism for who gets access and who doesn't - which I haven't quite figured out yet. The staff put on weekly webinars and there's so much encouragement and training, they're there with you every step of the way.
Heartbeat is a great tool to manage community, easy to use, great support and a lot of new features every month, there is a lot of videos and documentation that explain how to use it in the right way, also many event where the producer suggest how to use it in the reight way