Regarding this type of delivery, the seller logs into your account and hands over the FIFA Coins.
You don't have to do anything else than wait till the Coins have been transferred.
1. Must fill out your Origin Account information correctly.
2. Please do not log into the account during the service
3. Transfer Market must be unlocked on FUT Webapp. How to unlock Transfer Market?
4. Make sure your transfer list is empty and have at least 2500 coins on your account.
5. Find backup codes