Study more about it. Everything that is related to it. There are many resources in the internet. You just need to search and find.
Yes, almost everything can be found in the internet with just a simple click and search out there. Popular one is through social medias, there are a lot of people who are living their day to day lives by using these social medias for doing their internet marketing promotions. And while they are on that business most of them are successful through it.
I was notice that most of the company are introducing or selling their items in the internet, I guess they do this because they can't to consume some resources to advertise their products in the market. It was the same case with the bitcoin thru internet many people discovered this opportunity without using a lot of funds in advertising. Social media is one of the reason why advertisement become flood thru sharing of information of the items or product they can easily spread it out without knowing that they can simply advertise the products of others.