When visiting Tulum, Mexico, exchanging money is easy because there are several places where you can exchange money. One option is to exchange money at a bank, where you can expect the most favorable exchange rates. You can also exchange your money at international airports, hotels, or exchange bureaus in tourist areas. Watch out for potential scammers and always check exchange rates before making a transaction. Many stores also accept U.S. dollars, but be prepared to receive change in pesos.