This tip is useful when traveling to a country that uses outlets that are different from ours here in the U. (or vise versa). The tip is this: Instead of buying multiple outlet converters, buy one and pack a surge strip to plug into that converter.
Unofficial Guide to Cash, Credit Cards, and ATMs for International Travel
From taking full advantage of Wi-Fi functions to unlocking and using an international SIM card to adding international service to your already existing plan, this post is the ultimate guide to using your iPhone abroad. Too bad I have an Android.