Using roles in business processes

When creating a workflow, one of most common activities in them are tasks. These tasks must be approved or completed during the execution of the process. Someone in the organization is in charge of completing the task. For this to happen, tasks must be assign to users or employees inside the organization. They must then complete it according to their criteria. For example, in a bank application for creating a new account, the officer will generally have a task for checking if the person opening the account is already a customer of the bank, maybe using their social security number (going one...