Most founders prepare for a new overseas market by sorting the visible things, like shipping, currency and a translated website.
It feels like the sensible, lower-risk way to test another country. It also happens to be incomplete, and the gap it leaves rarely shows up until sales stall for no obvious reason.
The real problem usually isn't logistics, but messaging. And it's the one most founders don't see coming.
Translation changes the words, but localisation protects the meaning
Translation swaps vocabulary. Localisation checks whether the message still means what you intended once it reaches someone with different assumptions, habits and reference points.
You can translate a page perfectly and still misjudge every reader on it, because the words were never the actual risk.
That distinction is the whole piece. Everything below is really just this idea, applied.
When accurate words still go wrong: A lesson from the games industry