>The middle tier (Application Services/Data Access) being built with VFP 6.0 via Com/DCom objects that do not care about the backend they are accessing (Possibly loading as packages in MTS) so the backend could be swapped out.
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>Develop web service layer using active serve pages that use same middle tear com objects to access data.
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>What is the best transport form com objects.?
>
>Does anybody know of any case studies,examples.
>What is everybody else doing with respect to 3 tier solutions.

We are in the process of designing our system now. We will use a combination of XML and ADO record sets.