Ensure you are enrolled in DDS prior to your arrival. It is also important you have an ATM card and/or checking account and a supply of checks prior to your arrival. A cash branch office of Navy Federal Credit Union with an ATM and a local bank that exchanges U.S. to Euro and supplies a Euro ATM is available on base. Limited check cashing services are available on base at the NEX, MWR and Customer Service Detachment (CSD). Euro may be purchased at CSD, MWR, at the NEX, and at numerous places downtown including hotels. Additionally, there are numerous Euro ATMs located throughout Hania. Money orders can be purchased at the Post Office (only on Tuesdays, Wednesdays and Thursdays) and at the NEX. Most modern stores in Greece will accept VISA, MasterCard or American Express but it is recommended that you verify your card acceptance before starting a purchase transaction.