Don’t use Credit card, or don’t buy anything that you can’t afford.
Safe at least six months income for handling financial crises, so you will never go in bad condition.
Put your saving in mutual funds or in other share. Keep six months’ salary extra in hands, do not include it here.
Invest some money in crypto currency.(WARNING:- money invested in crypto currency should not be consider as you have you invest it and forget it)
While shopping use cash to negotiate.
Things that you require on daily basis buy it in bulk. It will help you in getting discounts. Or when there is sale. Always remember money saved is double the earned.