Try Blogging! Good content and good promotion will bring traffic to your site and your ads (e.g. Google Adsense) can earn you money. Just look at Steve's blog and his articles on blogging for a prime example!
Or take a look at Paul Piotrowski's InspiredMoneyMaker blog.
Here is his June's earnings report
Whats more, if you're passionate about something, you'll love blogging about it, and it is an ethical, legitimate and legal way of earning cash!
