If you go to the other side of the world, there’s a good chance your actions won’t be understood or might even convey the opposite meaning. Namely, mixing western and Asian body language is messy, depending on how much British colonization happened in the Asian half of the dialogue.

Source: I’ve been to India with Americans that believed they could communicate if they repeated their English statement slower, with the same verbal shortcuts, and angrier. This works in the big cities at customer service. The success rate drops as population density drops.