Pocket PC Services
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnppc2k3/html/ppc_services.asp?frame=true
Article Summary: This article describes creating services for Windows Mobile 2003 Software for Pocket PCs and how to shape existing background applications into services that run in one process as different threads. (16 printed pages)

Build World-Ready Device Applications
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnppcgen/html/worldready.asp?frame=true
Article Summary: The Microsoft® .NET Compact Framework functionality for localization (and globalization) is sufficient to create world-ready device applications. A sample application is used to show how to use some of this functionality to translate controls in forms. (6 printed pages)

DataSet Server CE: Database Connectivity for Windows Mobile-Based Devices
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnppcgen/html/dataset_server_ce.asp?frame=true
Article Summary: Learn how to use the sample project DataSet Server CE to reach and use remote databases from Smartphones and Pocket PCs running Windows Mobile 2003 software. (48 printed pages)