1. Papa Johns, the Official Pizza Sponsor of the NFL created a Facebook Campaign that allows consumers to score a free pizza.
2. Gatorade engages fans on Instagram with Gatorade Productions' RGIII #TheWillToWin. Gatorade has a great mind in the history of sports and uses this position to engage followers with pictures and videos of sports sensations.
3. Campbell's Chunky Soup, known as a proud sponsor of the NFL interacts with fans on Twitter. @CampbellsChunky also gets creative with #mamasboy and sponsor athlete Clay Matthews.
5. McDonald's, also a sponsor of the NFL is engaging users across various platforms. On the video platform Vine, McDonald's shows videos of football fans and tailgating games at the #mightywings Campaign launch party. Here is a view of a recent Mighty Wings advertisement.
Also, Here is a recent NFL ad by McDonald's:
McDonald's NFL Ad 2013