Sorry about the other persons rude answer.
All you do is open up the Menu and click on save.
You press the save button
man who is mr.fuji
There's a 'Save' button on the touchscreen menu, just select that to save your game.
You cant, it gets nuked.
Save it for later
To the game card.
Use pokesav, its a simple save editor
you can go to blackthorn city
plaay the coin game and save up your coins
The trick is to save your master ball.
Click new game at the menu
Yes if you didn't save after you beat it.