Program ini terletak di /usr/bin/mail. Setelah eksekusi, Version 8.1.2 01/15/2001ditampilkan. Memasuki listmenghasilkan: Commands are: next, alias, print, type, Type, Print, visual, top, touch, preserve, delete, dp, dt, undelete, unset, mail, mbox, pipe, |, more, page, More, Page, unread,...