Removing Service Orders The only way to remove service orders from a provisioning flow is with a Streams Terminator. A Terminator can appear anywhere in a stream where service order processing is complete, either due to success or failure. Figure 26. The Terminator module Terminator Use a Terminator module to retire and delete service orders from a provisioning flow. You can model a terminator using a Unified Modeling Language (UML) final state. Type OSAStreams::Terminator For more details about this module, refer to the interface documentation.