The NFL is serious about their sponsors.
Before the NFL draft got started, the league sent out a memo to NFL head coaches, execs, and players to make sure they had nothing sitting around that was not an official sponsor by the NFL.
As we saw, New Orleans Saints head coach Sean Payton did not listen.
On Friday, Patriots head coach Bill Belichick was forced to cover up his Apple logo on his laptop after previously having it out in the open during a live feed.