Google Book Search
Publishers can generate an alternative revenue stream from their printed content through Google Book Search.
I have been using Google Book Search for sometime, and registered a partner account. I submitted one book and then forgot about it. But today when I login to my account, and displayed the book search report, there are $0.10 earnings in my report. This is quite amusing indeed. What is that? Where are those earnings come from? Does this belongs to me?
Google Book search doesn't sell copies of books, but there display advertise on every search result.
As Google Book Search partner, You'll receive a portion of the amount paid for clicks on Google ads on your pages. Although Google doesn't disclose the exact revenue share. So publishers to generate an alternative revenue stream from their printed content. Google will send you a payment approximately 30 days after the end of any month in which your accumulated revenues reach US $100 or more.
You can view your earnings at any time by logging in to your Google Book Search account at
http://books.google.co.uk/partner/login and clicking the Reports tab. You will be able to see the total number of page impressions, advertisement clicks, Buy This Book clicks, click-through rates and your total earnings so that you can get an idea of how well the programme is performing and how much you can expect to earn over time with the programme.