Reduce the staff and time for takes to stamping tax invoice in tax report that all of the branch 43 branches consists of Head Office and 42 branches, which takes time in managing approximately 2 hours /Day/ branches and some branches may need to hire staff due to not enough for it. As a result, must be hired for managing 1 person for head office and 1 person for all branches. However if not change the method would have to hire staff and to reduce the time it takes to manage it.