Your Email Folders allows you to view and have access to all the folders in your email account.
When you first login to your mail account, the screen is divided into two sections. Your folder section and your view window.
All of your mail folders available in your account appear in the left section in a tree structure.
You can open a folder by clicking on it. When you click on a folder the mailbox view of the folder is opened in the right section of the screen.