For that reason you may decide that a tablet, and especially the iPad or even the new Nexus 7 tablet (if you have a WiFi connection), is a far better choice as a communications tool whenyou are overseas if youdonotneed the convenience of a smaller device with its obvious limitations as far as screen size.
The rest of the time, whenyoudonot know anything special, youneed the discipline to be invested essentially in funds that diversely mirror the market as a whole.
This means that youdonotneed a pricey data connection to surf your hotel and sightseeing options when touching down in cities from London to Hong Kong.