The current financial woes that are sweeping the world is causing many people to consider building an online business. the problem is there are millions of people working online who have the same idea.
The first step is to identify a particular area where you have some knowledge, experience or interest which you can pass on to others and earn money. You then need to sit down and look for an opening in the area that interest you. The Goggle search engine makes it easy to research a particular subject and get some ideas on what competition there might be in the area of your expertise. A business colleague of mine, Butch Hamilton has written a free e-book about Niche Marketing which I recommend you download and read.