Not Perfection, But UNC's Offensive Line Is Coming Together Posted Sep 4, 2019 Ask any offensive line coach what the most important elements are to a properly functioning unit and chemistry will always be one of their answers. But it takes time to develop the degree of cohesion necessary for a game, especially facing an opponent with the defensive front like South Carolina’s. But the thrown-together Heels did just that. (Tar Heel Illustrated)