A good accounting information system (AIS) is a system involving collection, storage space and processing connected with financial and accounting data which is used through decision designers. An accounting information system is normally the computer-based means for tracking data processing activity in conjunction with information technology resources. The ensuing statistical reports may be used inside by management or even externally by other interested parties which includes investors, lenders and tax professionals. The particular physical devices and systems that allows the actual AIS to use and carry out its functions.