Mr. questioner may have another approach to solve this problem. I'm not familiar with all possibilites ... but ...
Is there a possibility to give up one's legal permanent residence and obtain one in the future again when needed? If yes, could that second immigration procedure be done easier than the first time?
Is there a possibility to give up one's legal permanent residence and obtain one in the future again when needed? If yes, could that second immigration procedure be done easier than the first time?