He had aslo told me that he's contented with his monthly salaries at then but now he has fall back to me that he's ready to invest because he has lost his job and it's becoming tough for him to meet up with his financial requirements.
So after things are hard for your cousin, he’s looking for a way to invest in bitcoin. You should tell your cousin that after investing in bitcoin, he shouldn’t be expecting a daily, weekly, or monthly return. If your cousin is investing, he should make sure his investment plan is long term and not short term because things might end up not going well for him. If your cousin wants to invest in bitcoin, then he should get himself a job.
He needs a job to earn money so that he will be able to use the money for survival, but if he doesn’t have any source of income, even if he invests in bitcoin, he will end up selling the bitcoin back whenever he is in need of money.