You can't lose your citizenship even if you decide to live abroad or get convicted of certain crimes and you can lose your green card; you can vote in federal e

You can't lose your citizenship even if you decide to live abroad or get convicted of certain crimes and you can lose your green card; you can vote in federal elections as a citizen; you can sponsor your parents and siblings for green cards. It's really a personal decision, I think. And there's no limit on how many times a green card can be renewed.