Contact information

We'd love to hear from you. Whether you have a question about your order, need help with a download, want to check on a shipment, or have a question about the book, we're here to help.

Response time: We aim to respond to all inquiries within 24–48 hours, Monday through Friday.

For the fastest help, please include:

  • The name and email address used at checkout
  • Your order number (found in your confirmation email)
  • A brief description of how we can help