‘Unfortunately, it’s not as easy as that, because questions persisted. Plus, Marrone isn’t alone. There are coaches on his staff as well as players on the roster who have histories in Buffalo. For Marrone, though, the history is more complicated. This isn’t just a team he used to coach. At the end of his second season with the Bills, Marrone decided to exercise an out clause in his contract. He voluntarily gave up the job and didn’t land a head-coaching gig until 2017.’