Answer:
It make them become mindful of their actions today,
Step-by-step explanation:
According to Their teaching, the deeds that they do on their life right now will influence their condition when they're reincarnated. For example, if you help the poor people with your wealth , you might be born into a family with high standing when you're reincarnated.
If you're constantly wronged other living being around you, you might be reincarnated into someone with misfortune (such as illness, bad luck or low status). Or you can even be reincarnated into a weaker animal that's constantly hunted down.