Everybody should handle his or her personal finance with planning, it will be very helpful from a single person to a family.  Most people receive a payment weekly or bi-weekly from a job or business and then pay their bills every month.  There are many types of expenses such as food, gas, cars, rental, mortgage payment, utilities, entertainment, medical, insurances, clothing, phone, internet, credit cards, and others.  People will need to pay attention to the incomes and expenses to try to keep their total of the expenses below their incomes, or their income actually covering the expenses.  You should review the personal finance at least once a month.