The Crack the WD code campaign ends April 30, 2008. To enter, access www.crackthewdcode.com and decipher two of the Morse code words found on the My Book products. All correct submissions will be entered into a drawing for one of ten My Book Studio Edition 500 GB external hard drives. No purchase is necessary to submit your entry. Only one correct entry per person will be entered into the drawing. One winner will be randomly drawn from all eligible entries received between April 1, 2008 to April 30, 2008. WD reserves the right to change or discontinue this offer at any time without notice.