This report discusses the concept, types of management accounting system, reports along with their advantage and disadvantage. Further, the report will also discuss the integration of management accounting within Nasty Gal Vintage along with the computation of income statement under marginal and absorption costing system. The report will than critically evaluate the difference between marginal and absorption costing systems. Further, the report will cover the computation of flexed budget and variance calculation between actual and flexed budget. Lastly, the report will cover the different planning tools used for budgetary control along with the comparison of how different organization uses these tools for solving their financial problems and achieving sustainable success.