You don't have to pay me anything to use those domains. However, to use a .com domain name you need to go through a registrar who will charge you a yearly fee.

You don't have to pay me anything to use those domains. However, to use a .com domain name you need to go through a registrar who will charge you a yearly fee. You can read more about registering domain names at ICANN [1]. [1] https://www.icann.org/resources/pages/register-domain-name-2017-06-20-en https://www.icann.org/resources/pages/register-domain-name-2...