Por vs. para: When to use each Expressions that use para -Estar para: To be about to -Para entonces: By that time -Para que: So that, in order that -Para siempre: Forever -Para variar: For a change Expressions that use por -Día por día: Day by day (or paso -por paso: step by step) -Gracias por: Thanks for -Por ahora: For now -Por casualidad: By luck or by chance -Por Dios: For heaven’s sake (or OMG) -Por eso: Therefore, that’s why -Por ejemplo: For example -Por favor: Please -Por fin: Finally -Por lo menos: At least -Por suerte: Luckily -Por supuesto: Of course