Here is another take on targeting a narrow niche from an interview by Andrew Warner (also about selling to bird lovers - an interesting coincidence): "When Bob

Here is another take on targeting a narrow niche from an interview by Andrew Warner (also about selling to bird lovers - an interesting coincidence): "When Bob Dunlap of ClickBank told me that one of his clients made $500,000 last year selling an ebook about how to attract humming birds to your home, I had to interview him." http://blog.mixergy.com/sell-ebooks/ http://blog.mixergy.com/sell-ebooks/ The article for that post pretty much outlines exactly what parrotsecrets.com has done. Important part of business like this is the role of affiliate marketing in driving traffic to these sites. Affiliate costs (that can be very substantial) should be factored into how much these sites make.