A credit card is a small plastic card issued by a bank or any other recognized institution, allowing the holder to purchase goods or services on credit with the grace period of “25-30” days of repayment.
Credit cards are financial tools that can save you money or completely ruin your finances, depending on how you use them. One of the biggest money mistakes you can make is to use a credit card without really understanding how it works.

Here are 5 reasons why your Credit Card transaction can fail: