This video tutorial will explain how to set your Default Email address:  https://www.hostingland.com/tutorials/cpanel_x3_defaultemail.htm

We have many video tutorials that help you to learn more about your email system.   They are on this page.  To see the video tutorials, scroll down a bit and look for the Tutorials menu on the far right.  https://www.hostingland.com/website-tools/email-hosting

Specifically, this video tutorial explains how to establish an email account in your cPanel control panel.  https://www.hostingland.com/tutorials/cpanel_x3_pop.htm

To login to your cPanel control panel, please follow the instructions that were sent to you when you established the account with us.  The email has the following text in the subject line:  "New Account Information".