This document summarizes different ways a permanent resident can lose their status: 1. Abandonment of residency - Being absent from the US for over 180 days could be seen as abandoning residency, though absences under 180 days may also cause issues depending on the circumstances. 2. Voluntary relinquishment - A permanent resident can formally give up their status by signing documents at a US consulate. 3. Criminal convictions - Convictions for certain crimes like crimes involving moral turpitude or aggravated felonies can lead to deportation proceedings for a permanent resident. 4. Rescission - USCIS can rescind a permanent resident's status if they were ineligible when