(1) It purports to be for beginners, yet it assumes knowledge about tracking codes. (2) A whole host of terms aren't explained. (3) The illustrations are blurred and almost entirely illegible. (4) There is no Glossary of Terms. (5) There is no Index - unbelievable! (6) On page 41 the book refers to 'picture shown on next page'- there is no picture on the next page. (6) It has the feel of being 'lifted' from the pages of Google help pages.