Before you enter your base or possibly when you leave the game will ask you
You first find your friend's base, and if they haven't closed it to decorate, you should be able to enter it.
It's just a decoration for your secret base.
you cant.
you cant't neccissarily battle, but on Pokemon Diamond and Pearl if you and your friend are underground you can break into their base, steal their flag, and run it back to your base and store it on your computer (meeting people underground will get you a chance of catching spiritomb). Its Pokemons version of Capture the Flag.
Even though I don't play Pokemon Diamond, I know you buy it on the fourth floor of Velistone Department. They will then transfer to your PC in your Secret Base.
you can't
Go underground.
Sorry, you can only obtain your own house in Pokemon Platinum. But you can still have a secret base in pearl Sorry, you can only obtain your own house in Pokemon Platinum. But you can still have a secret base in pearl besides im fat as
You first find your friend's base, and if they haven't closed it to decorate, you should be able to enter it.
you can decorate it you can go in there 4 relaxatoin time and you can go onto your laptop
all you have to do is go into your secret base it says this is your secret base go in say yes then it says leave door open or close and decorate just select that.
He gave me the gym statue for my secret base.
It's just a decoration for your secret base.
you can't
Yes, yes you do.
Nothing really, just some fun and the chance to decorate your own room.
Put a whole bunch of Rock Traps in front of the entrance.