Featured Articles is a great way to both build community, and leverage your network as marketers for your platform. You network is able to respond to an interview questionnaire and self public an article featuring their business, on your platform.
 
This both adds great content to your platform, with unique keywords and interesting stories. But it also provides your network with articles about themselves, that they share with their network, bringing you extra site traffic from their network.
 
Featured Articles is a great way to grow your brand, while being a good community builder.