What would happen under a condition, plus polite requests. Most textbooks treat it as its own mood; the Real Academia counts it as a tense of the indicative, where it is called pospretérito.
- Condicional (pospretérito)trabajaría
- Condicional perfecto (antepospretérito)habría trabajado
Forms shown are trabajar's, for yo — or tú for the imperative. Open a tense to see every person in all three model verbs.