1. Open worldwide.
2. People may enter by leaving a comment on this post, via email (email@example.com), or on Twitter @HandUnPen. Please mention the contest when contacting us.
3. Only one entry per person.
4. If you win, please be sure to contact us with your mailing address in a timely manner. We will do our best to get the book to you.
5. Void where prohibited.