Do you want credit cards? Do you want to do the best use of credit card? The answers of the questions and others important things are covered here

The big advantage of credit card is that you can get interest free money for about 50 days( the time is decided by the credit card issuing company). If you get the card on 1st may

If you get the card on 1st may then you can spend your credit card limit money within one month or till 31st may. 

The second advantage of credit card is that you can keep safe your bank account from fraud transactions. In many cases 

when you do online shopping or use your debit card on any website to pay is not safe. If you do payment on unsafe website

and if the card details is stolen then the fraudsters can withdraw your whole money from bank using card details.