If your e-book is damaged, there may have been an interruption in the downloading process that caused the file to corrupt. Delete the file from your computer. Then return to the Manage E-books center of your Evan-Moor account and download your e-book again.
If, after downloading a second time, your e-book is still damaged, please report the problem and a customer service representative will research the matter and contact you with a solution within 24 hours.