Hazeley 
Amazon offers Prime Members: Spend $20 on Kindle eBooks and Get $5 Kindle eBook Credit for a future purchase (see steps below).
Steps
Click on the “Activate Now” button on the offer page
Spend $20 on any Kindle eBooks by October 12 2020 (in one or multiple transactions)
Get $5 back to spend on any Kindle ebooks
Note: Your credit will be automatically applied to your account within 2 days after spending $20 on any Kindle eBooks. You will get an email once the credit has been applied to your account. Your eBook credit expires 21 days after it is applied to your account.
