Polling Services allow the process flow Process Flow to 'wait' and 'listen' to a defined location at which specific file, mail or data is to be arrived or is to be modified before the execution of next activity. The Polling Services perform the 'listen' action at a frequency specified while creating the Polling polling activity.
There are four types of Polling ServiceServices:
You can also view the status of the Polling Service. For more information, refer to Polling Status.