Buy now, pay later. Since its inception, high-performance credit cards have given cardholders the ability to get what they want with ease, even when money is currently tight. Credit cards used for physical and online purchases are still increasing today. However, what really makes a seamless transaction possible is the fast, secure, and reliable credit card processing. Selling credit card processing plays an important role as an intermediary for retailers. When considering starting a business that sells credit card processing services, you may need to do more than just research and plan on equipment. What do you understand by Flat Rate…