Have an emergency fund save 3 to 6 months of family expenses and then plan large expenses
Living below your means with increased income expenses should not increase with increased income saveing being increased.
Never be dependent on one source of income, if you dependent on one source of income you are only one step away from poverty depending on one source is risky and can stop your growth, instead of living paycheque to paycheque, create extra sources.
If a family to get rich, remember that there is no your money there is only our money