A budget is a plan for allocating income to expenses and savings. It answers a simple question: where does the money go? A household budget tracks rent, groceries, transport, and fun. A business budget projects revenue and costs. A government budget sets spending priorities for the year. The scale changes, but the logic does not.

Budgets come in different styles. The 50/30/20 rule splits income into needs, wants, and savings. Zero-based budgeting assigns every dollar a job. Envelope budgeting uses cash in categories. Some people track every expense. Others set broad targets and check in monthly. The best budget is the one you actually follow. A complicated spreadsheet abandoned after two weeks helps no one.

Budgets fail for predictable reasons. Expenses are underestimated. Income is overestimated. Unexpected costs appear. Life changes. A good budget includes a buffer and gets revised regularly. It is not a punishment. It is a tool for making choices visible. When you see where the money goes, you can decide whether that is where you want it to go. Most people are surprised by what they find.

Common approaches

• 50/30/20 rule
• Zero-based budgeting
• Envelope system
• Pay-yourself-first
• Incremental budgeting