they’re so many ways in making money online. You can do advertising with your own product or in the other business or maybe you want to create a website with your little IT skill and psychological thinking and register it to adsense or other advertising agencoes. Other ways is based on your skills, freelancer, upwork and etc is always hiring. You can do encoding, maybe researchers or maybe disgners. They are so many ways to make money in online, if you have can afford to invest you can do business otherwise you can render service. Thank You .