The education level of people with different knowledge and understanding about the different customs clearance through a clear. From the survey, it was found that passengers who have a high school degree or less than high school do not have the knowledge and do not understanding through customs 62 percent, which educational level affect mistake from a random check of the officers because the passengers do not have to study the information before or there may be some information that passengers do not know.
Giving passengers an avoid the offending tax payments of passengers may be due to the action by the ignorance is not understood.