experts: shall I renew my EAD or apply for new?

来源: 于 2008-07-26 12:38:35 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

got currently EAD via EB 485, now also pending FB 485,

1. shall I renew or shall I apply for new EAD?
2. where to file since the locations are different?
3. will immigration do background checking when renewing or applying for new EAD?

Thanks.