Everytime you log in to your Unix account, you will be told if you have new mail messages. When you are ready to read them, type "inc". The "inc" program will copy your mail into your 'inbox' and generate a "scan" listing of the new messages. For example,
When you are ready to read a message, type "show". The first message in the list will be displayed on your terminal screen. If the message is longer than one screenful, you will be shown the first screenful and then it will pause. When you press [SPACE] you will be shown one more screenful or you could press [RETURN] to see one more line. When you are ready to see the next message, you could type a couple of different commands: