The easiest way to send money is via Ko-Kard, your families can be issued a card for free, just one ID and you can charge that card from your bank account or credit card, and they can collect from over 8000 ATMs, the exchange rate is good and the charges less than WU. Its so much more convenient, no lining up or waiting, just go to the ATM. You can find Ko Kard at this address https://www.ko-kard.com/newskin/default.aspx?r=21004319#getstarted