多谢大侠,她应该先打800电话给texas service center 还是直接去local USCIS ASC 就可以了。
-Just walk in.
寄proof of evidence 回去的时候要寄什么回去呢?
-Send the copy of the REF, response letter and the copy of the fingerprinting receipt (you will get it after you do the fingprinting).
要写cover letter 吗?
-Yes. Response letter.