Examples of reading other mail files

To read the messages in the the mbox file:

   mail -f

To read the messages stored in another file:

   mail -f usability

This starts the mail program, which displays the mail messages you have stored in the file usability.

To read the messages stored in a folder:

   mail -f +frombob

This starts the mail program, which displays the mail messages that are stored in the folder frombob.

The user has defined a mail environment variable so that folders are automatically created in a particular directory, whenever they save a mail message.

The + (plus sign) tells the mail program to look for the file frombob in the directory defined by this variable.