I’m working on an Silverlight 4.0 application that spans several technologies and this time I’m in charge of the “server side”, in specific I’m developing the WCF RIA Service that will be consumed by the main application and in these weeks I have to admit that, while RIA Services are a real boost in productivity and allows you to forget all low level WCF stuff, you can sometime waste a lot of time figuring why basic things don’t work as expected, so the truth is: If you need to develop a production application you’d better understand how things work under...