In Nigeria, selling Amazon cards worth 20 can be a viable option for those looking to make some extra income. Firstly, it's important to find a reliable platform or group where there is demand for such cards. Social media platforms like Facebook groups dedicated to digital currency or trading can be a good starting point.

Once you've identified the right place, you need to clearly communicate the details of the Amazon card. Mention that it has a value of 20 and provide all the necessary information about how the card can be redeemed. Be honest and transparent about any terms and conditions associated with the sale.
When it comes to the actual transaction, ensure a secure and smooth process. You could use payment methods that are widely accepted in Nigeria, such as bank transfers or mobile money transfers. Make sure to follow all the legal and ethical guidelines while selling these cards to avoid any potential issues. This way, you can successfully sell your Amazon card 20 in Nigeria.