Both systems work pretty well. However poker, in some cases, using the former can give you better results. Some terminals have a higher acceptance rate because of this. On the other hand, these terminals can be used for more transactions because they can accept both Visa and MasterCard.
Different kinds of payment terminals have different ways of displaying card information. Some terminals ask for a PIN number to complete a transaction. Others use keyfobs or magnetic stripes. Still others use transponders which contain a microchip programmed with card information. In addition, some credit card companies let customers store an entire list on the terminals, thereby eliminating the need for storing card information in a database.
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