Spanish phrase
¿Por qué deberíamos ~?
Meaning
Why should we ___?
When to use it
Asks for a reason to take a suggested action. Polite question used when deciding with others and seeking the basis for a proposal.
Example dialogue
¿Por qué deberíamos salir ahora?
Why should we leave now?
Porque tenemos que tomar el tren.
Because we have to catch the train.