If you're blocked from printing parts of a book or if you can't email it to your Walsh account, you may be experiencing the effects of copyright restrictions on the e-resource.
Many e-books are copyrighted works.and are distributed with digital rights management (DRM) in order to prevent copyright infringements. DRM sets limits on how files can be accessed, copied or transferred. For instance, the ebook may limit the number of pages that can be printed, emailed or saved or limit the number of simultaneous users. Here's one example: