In the beginning, there are many banners for the university as well as a gate clearly showing the university is UCO, the University of Central Oklahoma. Moments later during the news scenes, the university is called Central Plains State University.
After Emily leaves Josh's things for Sam and he refuses to take them on his boat, he goes back to the boat and starts eating a sandwich with lettuce. He looks back to Josh's things and when the scene cuts back, there is no lettuce on the sandwich.