Currently while there is one default account, after inputting voucher, [Approved status] would be [Approved]; if there are above two accounts (Accounting staff and authorized supervisor), you could check [Use nuclear control] of [Use control] in Parameter setting,and vouchers have to be approved by authorized supervisor; moreover, in interfaces of voucher query or report query, you can set up [Approved status] as condition to search. If there is only one account, there's no need to set up [Approved status].