Credit card skimmers are devices that store credit card information when a card is run through them so that a thief can then use such information to make fraudulent charges on the card, according to Such skimm... More »

Interest paid on credit cards is expressed as an annual percentage rate, or APR. Therefore, if a credit card has a 20 percent APR, the credit card holder will pay 1/12 of that rate monthly, which is added to the credit c... More » Business & Finance Credit & Lending

Prepaid credit cards allow cardholders to load their cards with funds in order to make purchases, explains Investopedia. The cards function like a gift card and are useful for people who want to manage their finances pro... More » Business & Finance Credit & Lending

Credit card companies investigate fraud by verifying all information associated with the account, speaking to the business entity where the money was spent and working with law enforcement to find the credit card thief. ... More »

Credit card companies that offer a cash back reward programs offer a percentage of charges made on the cards back to the card holder. Credit cards that offer rewards often charge higher annual fees than cards that do not... More » Business & Finance Credit & Lending

Mobile credit card readers scan the magnetic strip on the back of a credit card to obtain customer account information, as The Nest reports. This data then allows the reader to transmit a processing request to the custom... More » Business & Finance Credit & Lending

Credit cards are usable at store locations that accept credit payments and online merchants, states Forbes. People can also use credit cards for things like mortgage payments, rent and utilities. More » Business & Finance Credit & Lending