Inheritance: The easiest way is to inherit wealth from your family. If you have rich parents or relatives, you can simply inherit their money and property. No effort needed.
Lottery or gambling: If you get extremely lucky, you can win a lottery or earn huge money from gambling in casinos. But the chances of this are very slim. Still, no effort needed.
Investments: Invest your money in stocks, real estate, or assets and earn high returns to get rich. You need to have initial capital for investment. Minimal effort needed.
Scams and frauds: You can scam people by creating ponzi schemes, phishing websites, fraud businesses etc. to steal money from others. Illegal but no real effort needed.
Exploitation: You can exploit loopholes in systems or people's vulnerabilities for your own monetary gains. Unethical and requires little effort.
Crime: Engage in organized crime like drug cartels, human trafficking, gun running etc. to make easy money. Illegal and dangerous but no real effort needed.
Overall, getting rich without any work or effort is unethical and often illegal. My advice would be to work hard, get an education, build skills and create value for others through a business or job. That is the surest ethical way to achieve wealth and prosperity.