Topics have been investigated in auditing. Experimental literature reviews 1- General introduction about the auditing, the importance of auditors , issues may related with auditors. ————————————————————- 2- summary of the topics that have been investigated in auditing as experimental studies ( all the topics are in the attachment doc) please see them. there is a ready schedule for all the experimental litetture reviews from 1982-2017 with easy and clear subjects that studied. ———————————————————————— 3 The tird part is to identify the most 5 important subjects acording to the chart and based on views , for good oportunity for the future research ( experimental studies ) have limitation and opportunity for do more research which aim to auditing and auditors quality .