When Ruth takes off her shoes at Romer's house, they're are covered with mud. But when he hands them to her in the car a moment later, they're mud-free and highly polished.
When Conny Billop signs his name in Ruth's date planner, he spells it "Connie", but in the credits the character's name is listed as Conny.
At the very beginning of the movie, the town in which the movie is set is identified as Marysville. About an hour into the film when Ruth and Bill fill out their marriage license, they list the town's name as Johnsville.