Preguntas relacionadas con tratamientos (forma **usted**), cómo dirigirse a alguien adecuadamente (Señor o señora) o cómo decir algo de manera educada. Questions related to the best way to address someone (_tú_ vs. _usted_, Señor/señora) or asking something politely.
What is the etymology of the pronoun "usted"? What formal pronouns existed before, and when did the current "usted" come into existence?
How formal is the Spanish word cuán? When is it appropriate to use, and when does it seem out of place? How are sentences using cuán normally expressed in informal speech?
I understand that usted is used for formal usage. When conjugating a verb is there a rule for its use? Must it always be used in conjunction with a conjugated verb? Or are there any instances where ...
In English polite form of address is "You" which is second person singular and plural. In Russian it is "Вы" which is plural second person. In Spanish (and probably French and Italian) polite address ...