In the context of business management, the purpose of budgeting includes the following three aspects:
A forecast of income and expenditure (and thereby profitability)
A tool for decision making
A means to monitor business performance
Budget is an estimation of cost to reflect or read financial conditions in the future for a purpose or goal. And three reason for why is important to practice it are:
1. plan of action for achieving quantified objectives.
2. standard for measuring performance, and
3. device for coping with foreseeable adverse situations.