e-Zines and all these content farms, such as 101, Answers.com, All About… are a really profitable business – alas not for the writers who create all the content, but for the owners of these websites. These content farms or eZines do not produce original content.
But why should you write for them?
Nevertheless you will profit too: Writing an article, using content from your book or blog and having a link to it, will result in traffic on your and/or on your Amazon page Author or Sales. Most e-Zines allow links, some are even up to three.
Here is a list of potential sites where you might submit your article:
For writing articles AND get paid (albeit not much) have a look at this precious blog that provides lots of links for freelance writing sources. If you can use parts of your book content in writing articles, all the better! http://www.absolutewrite.com/freelance_writing/writing_for_the_web.htm