A monthly budget does not have to be complicated. The most useful budget is one that fits the way you already live and gives you a clear idea of where your money is going.
Start by writing down your regular income and the expenses that are difficult to avoid, such as housing, food, transportation, utilities and debt payments. Then look at the expenses that change from month to month.
Give every part of your income a purpose
After listing your expenses, decide how much you want to put toward savings, everyday spending and financial goals. Leaving a small amount unassigned can also help when an unexpected expense appears.
Keep the system simple
You can use a notebook, spreadsheet or budgeting app. What matters most is checking your budget regularly instead of creating it once and forgetting about it.
A realistic budget should give you direction without making normal life unnecessarily difficult. If a category is consistently too small, adjust it rather than abandoning the whole plan.