Some possible untold ways to make money online !

Outsourcing : 

One of the best ways to make money online is hiring others people to get the things done for somebody else. First get some knowledge about some programming languages, then hire some people for cheap. Secondly, find someone who needs some jobs to be done. In this way you can act as a middle man and make money for free.

Buy and sell : 

You can buy something on cheap and sell it in expensive price. You gotta be careful while doing this because there may be some problems while doing this. You can buy from ebay or amazon and sell them in those websites for an expensive price. When you place your listing you can modify your listing in a way that does not change the product's actual description.