After you help Celadon City by defeating the Team Rocket members, you'll be able to do a lot of things:
In Celadon City:
* Obtain the Bike: After defeating the Team Rocket leader in the Game Corner, you'll be able to purchase the Bike from the bike shop, making travel much easier.
* Explore the Game Corner: The Game Corner is a fun place to play slot machines and win prizes, including rare Pokemon.
* Visit the Department Store: You can find a variety of items here, including the Rare Candy, which levels up your Pokemon quickly.
* Get your Pokemon's Beauty Contests: The Pokemon Contest Corner is where you can train your Pokemon for beauty contests and win prizes.
* Get a new TM: You can find TM39 (Rock Tomb) in a house in Celadon City.
* Visit the Gym: You can challenge Erika, the Gym Leader of Celadon City, to earn the Rainbow Badge.
Outside of Celadon City:
* Continue your journey: With the Bike and the new skills you learned, you can explore the Kanto region more effectively, encountering new Pokemon and challenging other Gym Leaders.
* Train your Pokemon: Use the new resources and challenges you encounter to level up your Pokemon.
* Collect Badges: Keep earning Gym Badges to progress in the game and face the Elite Four.
* Discover new locations: The Kanto region is filled with hidden areas, secret locations, and fascinating characters.
Remember, the world of Pokemon FireRed is vast and filled with opportunities. By defeating Team Rocket in Celadon City, you've opened up a new chapter in your journey. Enjoy exploring and discovering all the wonders it has to offer!