Yes, you can exercise yourself even if you can't make money. For college students, the first experience is more important than money. The bedroom sells things to your door as much as possible. After all, fruit has a shelf life. Try not to store it yourself. It's best to cooperate with off-campus merchants and slowly decide your inventory according to sales volume. This may increase the number of times you go back and forth, but you can avoid losing yourself because of the broken fruit. After all, college students are generally not very rich.