A subscriber once suggested to me, "Surely, a computer screen isn't that different to a piece of paper is it? So why bother treating them differently? On a PC, we can have black or dark text on a white or light background and we can print out pages, so what's the difference?" Fair questions and reasonably put.
Much of what you'll read in this article goes against current popular thinking. A growing number of online affiliate-based businesses depend on third parties for income such as affiliations, Google AdSense, and so on. Yet if you're largely reliant on one or two sources for most of your income, sudden changes could put you out of business.
If you have written - or are thinking about writing - a non-fiction book or training course on a topic that is proven; one that some people are already buying into, I suggest you stop, pause, and consider what's outlined in this article, before you invest significant amounts of money into your venture!