You just become awesome by being awesome then you be awesome and get it.
Yes, you can get a shiny Pokemon out of an egg on any game.
Fight tons of Pokemon or cheat
everywhere but very rare
yes.zach does
Explore!
Randomly when you run into a wild Pokemon it may have a different coloration that's a shiny Pokemon. Also a free shiny Pokemon is found in the lake of rage.
You transfer it from Heart Gold or Soul Silver.
pogi
Keep walking in tall grass.
Latias is not available in SoulSilver
there isn't one.
it is very hard. you have to get very lucky or use a cheat