By performing your best at the high school / collegiate level, someplace where you will be seen by scouts.
American Football is what we play in the U.S.A. a.k.a. football or the NFL.
Denmark doesn't play American football, but they do play soccer.
Yes, in Jamaica they play football (soccer). It is likely that some Jamaicans even play American football.
Football (I mean American football)
play with the ball
The American football team the Miami Dolphins play their home games in Miami, Florida.
If it is American football it is Canada.
Football (American)
Yes
a lot
yes
It is somebody who does not play American Football.