In this section, I will go over the book THE BOY AND HIS ANGEL by Kirsty Moseley. The book is a children's fiction novel about a boy and his angel who live together. The boy is called Angel and he lives with his angel because his parents are dead.I will use the book as an example to look into why the AI writers are effective for content development. First, I will look into how common themes in that book can be found through Google search data to find other similar books. Then, I will go over what words used in that book have their meanings according to Google and see how they compare with other similar books on the same subject matter like Romance, Fantasy, Contemporary Fiction or Inspirational Books for children.