>>When a parameter is option in a Web Service, how do we define it so it won't bug when the command is initiated?
>>
>>It will say "The parameter is incorrect." is we call a method which requires more parameters than the parameters we passed.
>
>The trick is for the typelib to define it as such as that the generated WSDL contains this information. If you are publishing using a VFP7 COM server based on a PRG class, you can use the new property_COMATTRIB[5] setting for this. See the DEFINE CLASS topic in help for more details.

Thanks, that is useful to know.