Using Web Services
Web services are self-describing, platform-independent remote method calls. Microsoft Visual Studio and the .NET Framework are designed so that you can call a Web service from your code very easily. You can browse to your chosen Web service through the Visual Studio integrated development environment (IDE) and have the necessary device-side code generated for you. This generated code then makes calling a Web service just the same as calling a local method in your own code.
Because of the nature of mobile devices, you have to design your application so that it can gracefully fail if no network connection is currently available. You must also understand that many devices will be connected to low-bandwidth connections, and so operations ...
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