Honestly speaking, there is no such way you could make money or become rich without any stress. I am sure that even many world billionaires and millionaires also endured much stress and worked hard in order to become rich or successful. If you want to make money, then you must work hard and if you work hard, you will suffer from stress. However, I think that there are certain things that you could do in order to make money without stress. First of all, you must remember that if you want to make money, then you would need money in certain cases. in case of making money without stress, you would need to make money and this is what I have learned.
You can make money without stress by investing your money in reliable projects and by becoming a successful trader. In order to become a successful trader, you must learn how to trade and learn about risk management. This is the only way I know of that could help you to make money without much stress. However, even this way is not a complete "Stress-free" way of making money. Another great way to earn money without stress is by mining cryptocurrencies and making income.