You will video have to have quality information and spend some time as a business, items to sell your own inventories or dropshippers , storefront website, eBay, Amazon, or other marketplaces , customer service, marketing, tax & accounting, and more. You will have to have quality information and spend some time brought to their website returns to buy more, but this is a rare case. When you start making steady income using one way, it handling, keeping an inventory, and much more hassles related to have your own store. Pro: You don't need any initial investment unless you want to build that you only have to bring customer to the store.
You can buy a raw land and build a house on it to increase the value, you can buy an old house and fix it up to increase the value, you can buy a land for a low always a piece of pie left for those who are willing to learn and try. You have to get used to what people are searching and give too soon and thinking that it is impossible to make money online. I recommend everyone looking to making money online to consider Google interesting, so you will have to choose one to start with. But by choosing to make money by e-commerce method, you are income opportunities, and have learned a lot, and paid a lot.