One of the main features of CSuite is e-mail. Even without internet access the users could still send email to one another on the same system. With internet access CSuite users can send e-mail around the world.
CSuite uses the Pine mail reader program, which is opened by using the "g mail" command. When pine opens it takes the user to the inbox:
From the inbox the user can read mail:
and compose messages:
Pine also allows mail to be organized into folders to help organize your mail:
There is also a main menu in Pine which allows users to access other features like address book and configuration: