How do you access a made-up email address?

To access a made-up email address, you typically need to create an account with an email service provider (like Gmail, Yahoo, etc.) using that address. If the email address does not exist, you won't be able to access it unless you register it yourself. If it's an email address created by someone else, you would need their permission and login credentials to access it. Always ensure compliance with privacy and security policies when handling email accounts.