Reward Points You can earn reward points with every purchase made using credit cards. Subsequently, the accumulated reward points can be redeemed to make another purchase.   Enhances Your Credit Rating Paying back your credit card bills on time is the easiest way to build your credit rating. If you have a high credit score, you can avail loans easily at a low-interest rate. Cash-Backs and Discounts By making purchases through credit cards, you can also earn cash-backs on select purchases. Some merchants also offer special discounts on credit card purchases. Frequent Flyer Miles As a credit card holder, you can earn frequent flyer miles with every air ticket purchase. Ultimately, the frequent flyer miles can be redeemed against the price of another ticket. Universal Acceptance At times, debit cards even from reputed banks may be turned down when you travel abroad. On the other hand, a credit card is universally accepted as a convenient mode of payment across the world.