Any activity which you perform is assist if you comprise a set of rules to guide your efforts. Moreover, you determine that these rules are of more value to you if they are standardized. While you are driving your vehicle, you maintain to the left. You are in fact subsequent a standard traffic rule. Not including the drivers of vehicles adhering to such rule, there would be more chaos on the road. The same principle applies to accounting that has evolved over a period of some hundred years and throughout this time certain rules and conventions have come to be accepted as helpful If you are to understand and utilize accounting reports that is the end product of an accounting system then you should be familiar along with the rules and conventions behind such reports.