The home directory of the new user. After this date, no user will be able to access this login. If the date format that you choose includes spaces, it must be quoted. This option is useful for creating temporary logins. The maximum number of days allowed between uses of a login ID before that login ID is declared invalid.
Normal values are positive integers.
A value of 0 defeats the status. An existing group's integer ID or character- string name. Without the -D option, it defines the new user's primary group membership and defaults to the default group. An existing group's integer ID or character- string name. It defines the new user's supple- mentary group membership.