How to sit on the couch and watch NFL like an expert?
Rugby (NFL) is the most complex sport in the world, and it may be the most confusing sport. Even if it cannot be called the most, it is one of them. But this is also its charm. The two sides play various games on every ball on the court, and even the most sincere spectators will miss some of them. Therefore, there are always many aspects for us to learn about the game, and there are also levels for watching the game. To reach Level.1, or entry-level, you must understand the basic rules, know some knowledge of each position and some basic tactics. To reach Level.2, or the intermediate level, you must know enough rules to put forward your own rules when the red flag still challenges the team. You also need to know the nuances of each position and also be able to distinguish—some formations. To reach Level.3, or expert level, you must be clear about almost every rule and its meaning, and understand each position and the different models in each position, and be able to distinguish a
