get a life stop playing Pokemon leaf green
i think its for the battle frontier? either that or the ports in slatport/lilycove. soz for not being much help...
Use the pokeflute.
Use a gameshark
If there in the way of your path then use the pokeflute.
use a code
use moon stone
Yes you can.
use thunderstone
Use Cut on the door.
Yes, or a wireless transmitter.
Use level 60 pokemon!
nothing use it as a Pokemon nothing to do with any events