As for the honest expression, this property means that the accounting information system managed to express the measurement of things by numbers that represents a real expression to the phenomena that have been measured, and this represents the crux of the truth, through the process of matching the results of measurement and the measured phenomena. This can be achieved by the precision in choosing the measurement tools that are connected to the phenomena from one side and to the ones who are doing the measurement process on the other side, and not to be drawn towards intended measurements and purposes that are planned in advance