If sending a letter you will need an international stamp or at least 1.10 in postage.
Elder and Sister Cloward
Post Net Kgale
AD 172 ADD
Mom and dad are very happy and of course we get to chat with them through the blessings of technology despite dad's not so happy thoughts about their internet! BUT I can promise you, a note found in their mailbox--or an email [firstname.lastname@example.org and email@example.com] is the best medicine of encouragement/support/strength/increase in faith!