Silverlight 4 Business Apps: Module 1 - Introduction John Papa and Ian Griffiths discuss the key areas that the Building Business Applications with Silverlight 4 course focuses on. This module is the overview of the course which covers many key scenarios that are faced when building business applications and how Silverlight can help address them. Videos Silverlight Business Apps: Module 1 - Introduction John Papa and Ian Griffiths discuss the key areas that the Building Business Applications with Silverlight 4 course focuses on. This module is the overview of the course which covers many key scenarios that are faced when building business applications and how Silverlight can help address them.