As for average people, we get salary every month and use them to pay for different bills. We always feel that each dollar has its own use.A fter paying for all the bills, the leftpart is usually too little to do other things. You know that we'd better prepare some money for emergencies. In that case, if you really want to purchase something, a credit card is essential. If you have to pay for your credit card next month, do you have enough money to pay for other bills? I have heard many people regreted purchasing some items exceeded their monthly budget. It increased the risk of their economy. Some of them began to pay for their credit card and the interest every month. The worse thing was that most items they bought on impulse were useless after being taken home. So, in my opinion, getting into a habit of saving a certain amount of money can easily help us improve our life quality. A window shopping can also give us a better life experience.