what is the purpose of LUD for I-485

来源: 于 2007-01-30 13:37:40 [旧帖] [给我悄悄话] 本文已被阅读：次

Anyone know what is the purpose of LUD? my latest LUD on I-485 was Jan 25. what is that mean? I would like to know what is procedure behind the scene.
anyone knows, please share.
thanks in advance