WebSphere Portlet Factory is a powerful and flexible tool for rapidly building portlets on top of a service-oriented architecture. Developers are able to quickly and easily leverage their company's core assets, automatically assembling them into custom, high-value portlets. Within this IBM Redbooks publication, we show you specific techniques and a best practices approach for developing portlets using WebSphere Portlet Factory. Using a fictitious company scenario, we discuss how to build a Customer Self Service and Customer Representative application.