Wannan daidaitaccen littafin shine don taimaka wa abokan ciniki warwarewa da magance matsaloli cikin sauri kuma mafi kyau lokacin da suka sami matsala na ƙira ko samfur bayan sun karɓa
mold ko samfurin ƙarshe, don kauce wa hasara ga abokan ciniki kuma kauce wa tasiri. abokin ciniki ta samar da manufa.