What's "checkout" and "register"? How are these different?
The two are often used interchangeably but have slightly different meanings. A "checkout" can refer to the area or point where goods are purchased, such as a checkout line or checkout counter. Meanwhile, a "(cash) register" refers to the computing machine itself which processes transactions. In some cases, "checkout" is also used as a verb to indicate the action of purchasing something. Ex: Please proceed to the checkout point. Ex: You can pay for your products at the cash register.