Since they are almost surely not such commands, the listserver will not understand, may quit reading the script and send back cryptic error messages. The commands to the listserver may then be placed either in the subject box or in the message portion of the form. A note to those who do not have free access to the Net. I know of two commercial links which provide access to the Internet. CompuServe is possibly more international, and has a variety of plans available.
Incoming messages are free.