Once your website is setup you can use the below links to access Webmail along with Control Panel and FTP if assigned to your account.
Webmail #
You can with your Email account and their Password using the Webmail site to access your Email to Send/Receive and setup an Autoresponder/Out of Office as well as change your email account password on any internet connected device.
Control Panel #
https://controlpanel.stackcp.com
You can view a safe demo of the control panel so they can try it out without actually effecting any live settings at the below link:
https://www.stackcp.com/login/demo
FTP #
FTP Server: ftp.stackcp.com
along with the provided FTP Username/Password in the control panel
File Manager #
https://filemanager.stackcp.com
access website files, upload and download files without using an FTP application, just a browser.
phpMyAdmin #
https://phpmyadmin.stackcp.com
This lets clients access their database directly, they will require the database Username/Password.
SSH #
https://ssh.stackcp.com
along with the provided Username/Password in the control panel for a secure connection alternative to FTP