Harry Potter: Hogwarts Mystery contains many story quests, as well as side quests. The story of Harry Potter: Hogwarts Mystery takes place throughout the seven years of studying in the School of Witchcraft and Wizardry. The main quests are varied, sometimes you need to face an opponent, or go to class. The side quests are lessons in which you can take part during your time in school.
Main quests will lead you through the storyline of the game. It often happens that after completing a task, you need to wait a certain amount of time before beginning the next one. The remaining time can be sped up by spending gems.
If you are going for a lesson, first regenerate your energy bar. The lessons in Harry Potter: Hogwarts Mystery require to complete tasks that need a lot of energy points. If you go to class and manage to get only a single star instead of 100%, the professor, as well as other students, may be angry at you. Consider leaving your character for some time in the middle of the corridor to be able to get the best result during class.
The quests are built from many parts. These parts are marked with stars. When you complete a portion of the quest, you can choose your reward, be it energy points, money, or ability points. It is best to choose ability points, as these will enable you to develop your character. Moreover, your energy bar is regenerated completely after completing an event.
Do not choose money as a reward. Your character will gain a lot of experience points and money during the course of the mission - choose gems or ability points as your reward for the completed quests.