Well first you gotta talk to the guy in Cherrygrove City. He'll tell you want a PKMN Center is, what a Pokemart is, Yada Yada Yada.... at the end of the tour, you get a map card.
Edit: I forgot to mention that if you are in the Kanto region hit left on the D-pad to switch maps (if I'm not mistaken.
« Last edited by drewdrewrocks on Jan 4th 2007 »RAWR! Who's the Boogie Monster NOW!!! MUHAHAHA