Aikotoba passwords - Enter one of the following passwords to unlock the corresponding Pokemon:

Pokemon Password
Bibarel 9236-7400
Charizard 9600-4319
Cherrim 1923-1298
Chimchar 0331-4118
Eevee 5873-1954
Leafeon 7702-2229
Mew 6614-0248
Ninetales 6295-6406
Parasect 7653-3521
Pikachu 2110-9011
Probopass 9986-3607
Rattata 3884-9402
Rotom 9966-1569
Zapdos 8106-8836

Special tickets - Usually you can release five copies of the same Pokemon at the Release Kiosk to get a ticket for a Pokemon from the evolution line of the released Pokemon. You can obtain special tickets by releasing the following combinations of Pokemon.

Articuno: Pidgeot, Fearow, Jynx, and Lapras
Burmy Sand/Trash Cloak: Five Mothims
Cut Rotom: Rotom and Leafeon
Darkrai: Wash Rotom, Heat Rotom, Spin Rotom, Cut Rotom, and Frost Rotom
Dialga: Dragonite, Bastiodon, Lucario, Garchomp, and Magnezone
Frost Rotom: Rotom and Glaceon
Gastrodon West Sea: Five Shellos East Seas
Giratina: Gengar, Dragonite, Garchomp, Spiritomb, and Dusknoir
Heat Rotom: Rotom and Flareon
Manaphy: Three Phiones
Mewtwo: Dialga, Palkia, and Giratina
Moltres: Charizard, Pidgeot, Fearow, and Magmar
Palkia: Blastoise, Gyarados, Dragonite, Empoleon, and Garchomp
Phione: Lapras and Vaporeon
Shaymin: Arcanine, Charizard, Kangaskhan, Bastiodon, and Arbok
Shellos West Sea: Five Gastrodon East Seas
Spin Rotom: Rotom and Jolteon
Wash Rotom: Rotom and Vaporeon
Wormadam Sand/Trash Cloak: Five Burmy Grass Cloaks
Zapdos: Pidgeot, Fearow, Raichu, and Electabuzz