How does stern an accountant first opens the doors for the possibility of Jewish rescue at Schindler?

In "Schindler's List," accountant Itzhak Stern plays a pivotal role in opening the doors for Jewish rescue by leveraging his financial expertise and connections. He recognizes the potential for Schindler's factory to employ Jewish workers, which not only provides them with a means of survival but also positions Schindler as a protector. Through meticulous record-keeping and orchestrating the creation of a false list of workers, Stern helps facilitate the rescue of over a thousand Jews, turning Schindler's business into a sanctuary amid the Holocaust. His actions underscore the power of resourcefulness and moral courage in the face of dire circumstances.