Currency
ATM:
Using an ATM card is a common way to withdraw money in the U.S. ATMs are very common. ATM stands for Automatic Teller Machine. It is a machine that allows you to withdraw cash from your bank account, without having to be at your bank. Be aware that most banks will charge a fee if you use ATMs from another bank with their machine. This can add up quickly - so be careful!
Credit Card:
It is also common for people to pay for items by credit card. Visa, MasterCard, and American Express cards are usually accepted in most grocery stores, retail shops, and restaurants.
Exchanging Currency:
Most money can be exchanged at major banks and most . In addition to exchanging currency, this store provides other services, such as sending money through Western Union, and providing  for purchase.