我是公民,已为我父亲申请绿卡。等拿到后马上给我继母办。我父亲为她办时,经济担保是我还可以提供吗,还是一定要我父亲提供?
-As the sponsor, your father needs to file I-864 no matter whether he has income or not. You can be the co-sponsor and also need to file another I-864.