https://amzn.to/2Llolzk
- Click on "Activate Now" on the offer page
- Spend $15 on any Kindle eBooks by 11:59 PM PDT today
- Get $4 back to spend on any Kindle ebooks
- Note: Your credit will be automatically applied to your account within 2 days after spending the specified amount on any Kindle eBooks, you will get an email once the credit has been applied to your account. Promotional credit expires 30 days after it is applied to your account.