The first method:
1. Visit the redemption page on eBay [https://www.ebay.com/gft/balance].
2. Log in to your account or create a new one.
3. After finishing your shopping, proceed to checkout.
4. In the "Add coupons" section, enter the coupon code, then click Apply.
5. Congratulations! The amount will be deducted from your purchase.
The second method:
1. Visit the redemption page on eBay [https://www.ebay.com/gft/balance].
2. Log in to your account or create a new one.
3. Enter the coupon code.
4. Congratulations! The balance has been added to your account, and you can enjoy shopping.