In Nigeria, if you want to sell an Amazon gift card worth 30, there are several steps you can take. Firstly, you need to find potential buyers. This could be through various online platforms where people are looking for such gift cards. Social media groups dedicated to trading or classified ads websites are good places to start.

Once you've located potential interested parties, communicate clearly with them. Explain the details of the Amazon gift card, including its value of 30, the terms of the sale, and how they can redeem it. Provide accurate information about the card's authenticity and any relevant security features.
After reaching an agreement on the price and terms, ensure a smooth transaction process. You might consider using secure payment methods that are widely accepted in Nigeria to receive your payment. Once the payment is confirmed, promptly transfer the details of the Amazon gift card to the buyer so that they can start using it right away. This way, you can successfully sell your 30 Amazon gift card in Nigeria.