http://steelevisions.com/blog/how-to-sell-photos-to-a-book-publisher/
A great article how a request for free photographs ended up being a lucrative agreement that was fair to all party. This is what Steve Covey calls a Win-Win deal. The important thing is to respect each-other and each-others’ time. So be polite, be professional and be fair, yourself and others.
Sam Litvin Photography and Design 