you must catch all Pokemon and defeat the elite 4.
No, after you enter you can only try and defeat them.
You have to defeat the elite four, and complete your sinnoh pokedex. After that, go to the professor. You know have access to the fun part of the game.
yes. you can catch raquazza before you defeat the elite four.. he is in the sky pillar..
you must defeat the elite 4. after defeating the elite 4 you will go get the ss ticket by profecer elm and have to go to the boat on mondays and fridays
You do not need a ticket from Professor Oak or Professor Elm to battle the Elite Four.
you have to beat th elite 4 100 times and then professor rowan will give you a level 75 entie
Pallet Town
After the Elite 4, you can move on and complete you Pokedex. Also, if you're done that, you will receive the National Pokedex from Professor Rowan if you pay him a visit. You can work on filling that out as well. Of course, this is all optional.
you have to defeat the elite 4 and champion and obtain a ticket to the s.s. aqua which u get from professor elm.
beat the elite 4, and you have seen all 210 pokemon, then go and talk to professor rowan in sandgem town. when you do, professor oak will arrive and upgrade your pokedex to the national version. you will also get the ppokeradar.
train
There is not one, but once you defeat the elite 4 and see all Pokemon in sinnoh go to professor rowan and he will give you the national dex and open up pal park for you. ( surf south of sandgem town) In pal park you can catch Pokemon for prizes. Just migrate them first.
defeat the elite 4
You don't in Sousilver or Heartgold, but I will tell you how to on Diamond. AFTER you beat The Elite Four and the Champion, you go to Professor Rowan's lab and there you will meet Professor Oak, who will upgrade your Pokedex AND give you the Poke Radar.
Defeat N. Defeat Ghetsis. Battle Elite Four AGAIN. Battle Alder. AND MUCH MUCH MORE!
Anywhere