It switches between the two regions you can go to.
train it
Train Your Pokemon- (Train till level 60 above,sure can one)
Train it to level 20.
You need to have mewtwo to get it
You can use it to take the magnet train to kanto I think.
saffron, below the train station, upstairs
Simply train it a lot of levels.
Talk to the copycat girl, she will ask you to go to vermillion city to get it back. Go see the man at the pokemon fan club with the clefairy doll then return it to the copycat end receive a magnet train pass
if you wanna change your name make a new pokemon crystal or go on settings
Go fly
Yes you do.
No, trading Pokemon is not a feature available in Pokemon Liquid Crystal as it is a ROM hack of Pokemon FireRed.