>>What is the correct approach for physically separating the business tier from the UI? Is Web Services the only way to accomplish this, or is there a way to create a reference to a business object when the DLL exists on a separate server?
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>In addition to using Web Services, you can use also use .NET Remoting.
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>Regards,

If I use Web Services, It looks to me like I would have to deal directly with DataSets on my web forms rather than being able to leverage the functionality of the business object framework??

I'm not very familiar with the .NET Remoting. How difficult is this to implement?