however tests may add value to appraisal when used in combination with other instruments especially to inform professional development claudet the use of stakeholder surveys and questionnaires may serve to provide an additional perspective on a school leader s performance and to provide information on the level of stakeholder satisfaction depending on the purposes and uses of an appraisal system the results of surveys and questionnaires may be shared with the school leader evaluators andor the whole school community some states and territories in australia draw on information collected through parent surveys for the appraisal of school principals and on staff surveys when appraising deputy school principals