Square is a leader in the credit card payment app space, offering a seamless blend of hardware, software, and payment processing that caters to businesses of all sizes. Its robust ecosystem includes everything from a free point-of-sale (POS) app to advanced tools for inventory management, team coordination, and customer engagement.

A credit card’s interest rate is called its APR, or annual percentage rate. Different rates may be applied to various types of transactions — which could include purchases, balance transfers and cash advances.

A new report finds that people are spending more on their cards and paying down less. Financial experts offer tips for reducing that debt, starting with looking at your spending habits.

In this video, I explore the inner workings of a credit card by taking apart an old, unused American Express Rose Gold Card and examining its layers. While many of us are familiar with how credit cards work,