Cost systems refer to the methods and procedures applied by businesses to track, measure, and manage expenses. Synonyms for this term include cost accounting systems, expense tracking systems, expenditure management systems, budgeting and forecasting systems, and financial management systems. These systems are used by organizations of all types and sizes to improve financial performance, optimize resource utilization, and make informed decisions. Effective cost systems enable businesses to identify cost drivers, reduce wastage, and maintain competitiveness in the market. The selection and deployment of the appropriate cost systems depend on the nature of the business and its operational requirements.