Instructions
Take digimon to the local gyms. The digimon you are given in the beginning of the game may be taken here to gain experience. There are gyms located in all of the major towns. South Cape has a gym located near the lake where digimon are tested and gain experience to level up.
Battle your digimon against a wild digimon. Your digimon gains experience points and learns new techniques in battle. Wild digimon appear and attack as your travel, such as in the road.
Rest your digimon after every battle, allowing him to regain strength for every new match.
Nurture your digimon as much as possible. Feeding and taking your digimon to the bathroom are the essential ways to gain its trust and obedience.