>>I don't think that separating data from an application means that you can't have tables under your application directory that store information that is specific to each installation, such as user preferences.
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>Personally I agree with you but I think the point our network guys are making is that if they decide to start using Citrix Metaframe in a big way they want to ensure that as little data is is stored on the application server as possible.
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>They think that if they start allwing tables of any sort to be stored with the app then us developers might take the whole 9 yards.

If the concern is WTS, then use the registry - each user has its own hive for HKEY_CURRENT_USER, and each virtual console implements a private HKEY_LOCAL_MACHINE hive.