To enable business process management, FileNet Process Services incorporate a common Process Engine to provide back-end services that support the creation and use of workflows and related services. However, Process Services architecture, and which Process components, functional expansions, other add-on components, and communications protocols are used vary according to the FileNet web application (FileNet Workplace, FileNet Web Services, or FileNet Open Client). For a description of the Process Engine architecture, Process-related components, communication protocols, etc. for your web application, select the appropriate topic in the Table of Contents panel.