Use [url="http://bulbapedia.bulbagarden.net/"]http://bulbapedia.bulbagarden.net/[/url] for any meta Questions (Original FireRed/LeafGreen Gen3 Rules)
But for added Content that you might not find in Bulbapedia, search forum first, most of the Questions have already been asked.
There is allot of new players asking allot of stupid questions, Don't be one of them, use Google.
Edit: Oh forgot, press H in-game if you haven't already.