Because there is more pressure on the referees from the media and managers
2
18 penalties
Penalties ensure that players (and sometimes coaches) have a clean and safe football game.
3rd
Too many to list, but check this out: http://en.wikipedia.org/wiki/Penalty_(American_football)
I think it is Luiz Chilavert of Paraguay who took penalties as well.
Holding and False Start
Peter lorimer
The D on a football field is marked there specifically for penalties so that no other player can encroach into the area until the penalty has been struck. It serves no other purpose
none you just have to know the rules of football and the hand signals of the penalties
46 penalties for chelsea so out of 171 goals 125 are not penalties
William Patterson for dundee united