>>Bottom line to all of this - if you need a result back from these async requests you're going to have to write some code to make this happen.
>
>As long as you're in the thread ..
>
>Is there a down side to forcing (tricking) a COM error and using COMRETURNERROR to send a message to client's ON ERROR process?

No... that's what it's supposed to do.

>Does the "event binding" feature in VFP 7 "trigger" client(form) events?

No. Events are late bound and only fire via code in a separate object.
VFP can capture these events but can't fire them directly in its own COM objects.