AN AMERICAN friend in New York who speaks good Spanish contacted her house mover ... But this is unacceptably informal for some. She, in turn, is not sure how to address equals, other academics ...

Professor Khaw (or more often just “Prof”, which was the more informal greeting). Recently, I have had more than one medical student and junior doctor greet me by my first name at our initial ...

The aim is to help beginners to progress from basic greetings, such as hola and gracias, to having simple conversations, introduce themselves and order food and transport if they are travelling in the ...

But signs written only in Spanish often use the informal “tú,” even when addressing strangers. This challenges the common assumption that we should always use formal language with people we ...