>>>We're in the process of re-writing it in .NET.
>
>My advice would be to figure out how you're going to provide MODI REPO in .NET and move towards that. Be very sure not to add *any* new functionality that won't make the transition unless you plan to annoy the customers. ;-)

I've been giving some thought to that.
I have a VFP program that constructs an .frx based on user choices and runs it.
I've been wondering how to do that with SSRS.
SSRS reports are XML and can be manipulated, but AFAIK, they're compiled into the .exe.