VMS Help PRODUCT, Parameters  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 subcommand

    Specifies an operation you want the POLYCENTER Software
    Installation utility to perform.

 product-name

    Specifies the name of the product to which you want to apply
    the activity. Some subcommands do not require this parameter.
    You can use the asterisk (*)  and the percent sign (%) wildcard
    characters for all or part of the product-name. You can specify a
    list of products separated by commas (,).