My application is distributed via ClickOnce and a requirement is to be able to provide endpoint overrides for multiple environments. Here's what was done to create the solution Smart Client Software Factory includes a service called EndpointCatalog. It allow for easy management of endpoints with environment overrides. Start by adding a Microsoft.Practices.SmartCl... as a reference to Infrastructure.Module. Then open ModuleController class in and register the EndpointCatalog service....