From Cliffs Notes: "a tool to help you understand literature." Cliffs Notes is "fair use". http://en.wikipedia.org/wiki/Fair_use http://en.wikipedia.org/wiki

From Cliffs Notes: "a tool to help you understand literature." Cliffs Notes is "fair use". http://en.wikipedia.org/wiki/Fair_use http://en.wikipedia.org/wiki/Fair_use The same way you can review a movie in the local paper or even a TV station can do a movie review and use short clips. So while it would be possible to discuss and give examples of how a textbook presented information (as a critique of that textbook) you can't copy it (apparently as being claimed) in the way boundless is doing. As the OP pointed out we will know more when they file their response.