The first option is the ability to increase your Pokémon's level. This is accessed through the Training button when you edit the team Level Up
However, Pokémon Quest also provides another alternative to doing that in order to speed up the process. Like the main Pokémon games, you can raise your Pokémon simply by defeating other Pokémon in the battle system. Black: Victini & ReshiramWhite: Victini & Zekrom.Pokémon Ranger & The Temple of the Sea!.