public Presentation CreatePresentation()

{
  //Note: Must be in QueuedTask.Run()
  //Create a new presentation without parameters
  var presentationNew = PresentationFactory.Instance.CreatePresentation();
  // Use the new Presentation

  // Create a presentation specifying the name of the new presentation
  var presentationSpecifyName = PresentationFactory.Instance.CreatePresentation("New Presentation");
  // Use the new Presentation
}