Come on, LEGAL ways to make money. I could come up with a dozen illegal and immoral ways.... But thats not right.
Forex trading is big business. The global annual turnover is counted in trillions, yes that is right, trillions of dollars More and more people, day after day, are eager to learn how to trade online. This creates a business opportunity.
Create and sell ebooks. You can create a short 7-10 page reporta and sell it for a price of $7-$10. You don't have to be expert on what you are going to write about, just have the basic knowledge about the subject. And you don't even have to use 'magic' words in your ebook, just show give them real value showing the way.
Find good quality PLR products - not just articles and ebooks, but videos and audios as well, re-brand them properly and then promote with articles,blogs, forum entries and so on. So many people are lazy with PLR products and don't bother to rebrand them properly Make your version different with new graphics - get them cheap on Fiverr, re-write the introduction and make sure you have lots of your affiliate links on the PLR product
There are hell lot of ways making money online, it's upto a person making the correct choice of how the things are best suited for him. But tell you very frankly there is no way of earning easy money, one has to put his efforts, devotion and hard work to achieve his goals.