Then you'd better take a close look at your preconceived notions -- and check out this article from Devmechanic.com.

"In my home business coaching sessions, I have found that many people start their home businesses based on misconceptions, myths, and half truths. They are being told that they can sign up for a few programs, build a site around those topics, slap the banners and links on their site, then sit back and collect the money - never having to work again.

Wrong."
Home Business Myths