Kate Horrell from the Paycheck Chronicles has received many questions about how to change an address on file with the Defense Finance and Accounting Service (DFAS). It is important that you keep your address up-to-date. It will make things a lot easier if you need to get a replacement document, or make any other changes to your account. There are four ways to change your address: through the myPay system, through the Fast Forms program, via the regular mail, or by fax. For more details, read the Paycheck Chronicles article.