about NIW

来源: 于 2005-08-02 09:36:16 [旧帖] [给我悄悄话] 本文已被阅读：次

I am planning to submit I-140/NIW. Could anyone help me to answer the following questions:

1. What type of mail shall I use? Is Express Mail OK?
2. How can I get the receipt number for 140?
3. How can I get the account to chech the LUD and status of my case?

Thanks for the help