There are many ways to make money online.
- You can create your own blog and earn from ads on it
- You can create pages typically the pay-per-action programs, it is now in vogue. According to me it's a little misleads people because mostly it lead to click on a link under the guise of downloading a file. Some people are able to earn much on it.
- You can sell on the Internet, open your own online shop
- If you have the writing skills, or you are a programm developer or an IT administrator, you can work as a freelancer and earn by portals for people who working remotely
for the time being nothing more I can think of, but the truth is a lot of possibilities