Their approach to games development on XB1 is simply carrying on from how they ended the last generation yet their hard - core fan base gives them a constant pass on behaviour they ought to be unhappy about. (n4g.com)
Atsuo described the process of creating the fan base for the game IP they were making, «It took a three year effort to crystallize IP with a certified core fan base.» (gamesauce.biz)
When Chick - fil - A opens a new restaurant, the company reaches out to its core fan base to invite them to a free pre-opening meal. (entrepreneur.com)