One thing that we've learned the hard way: the more you wait before you add localization to your app, the harder it is. Ideally, localization should be thought

One thing that we've learned the hard way: the more you wait before you add localization to your app, the harder it is. Ideally, localization should be thought of since day 0. You don't need to have an actual translation, but at least you want to make sure that every string that gets added to your project is enclosed in a proper localization call. It should a strict policy in the dev team. Once you've done that, it's quite easy to get your translation done by the community. Even Facebook does it.