The College Football Playoff has largely been a creature of habit in its six-year history. It appears to be reserved only for Power Five programs (or at least that has been the case so far), with a handful of schools accounting for nearly all the spots.
https://showcase.shareasale.com/shareASale_liveWidget_loader.js?dt=03012019062637
shrsl_ShareASale_liveWid_Init(30669, 1565124, ‘shrsl_ShareASale_liveWid_product12_populate’);

