In running a budget, some people tend to underestimate their expenses. This is one of the reasons why budgets fail.
When budgeting, you need to keep your expenditure at the highest price level that the espense can go for. This eliminates shocks and if at the end, the price is lower, you can save the excess funds.
When budgeting, you need to keep your expenditure at the highest price level that the espense can go for. This eliminates shocks and if at the end, the price is lower, you can save the excess funds.