Nothing. When the ball goes out over the sideline, there's a throw-in. If it goes out over the goal line (but not a goal), if the defending player or goalkeeper was the last one to touch it, it's a corner kick, and if it was an attacking player, it's a goal kick.
Throw in
In professional soccer when the ball goes outside of the lines it is out of bounds.
A throw-in.
When a player steps outside the white line they are out of bounds
Before, if the soccer ball went out of bounds, the first person to get to the ball obtained possession. This is why the sidelines are called the touchlines.
You cannot kick a soccer ball out of bounds and still play it. If the ball is kicked out of bounds you either do a throw in, corner kick, or goal kick, depending where you are on the field.
The ball has gone "in touch" and the restart is a throw-in.
No, that would be called a travel.
out of bounds line, dumbo
Only if the player was forced out of bounds by a defensive player.
All players can be out of bounds if they wish, but it will not get them anywhere.
when it passes the marked lines on the field.