remove conditional green card, when need to do Biometric service

来源: 2007-05-21 14:08:34 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

I need to remove my conditional green card. They requir Biometric. When should I do it? Before or after I fill the I-751 and supports documents? Thanks a lot.