>For my application framework I just use a MM business object AppInfo and created a methods GetSetting(string key)/SaveSetting(string key) to to get and save settings.

Thanks Brian,

do you then make that generally available in the different levels/tiers? Or do you just instantiate it whenever you need it? I will need access to it in the Business Object layer for setting default values when new objects are created and in the UI for display settings.