2)我的理解是我LG的情况属于这一类(因为它是FILE 485 ALONE)。应该送到USCIS Dallas Lockbox Facilty.
-Your understanding is right.
(但是它后面又说filing 485 alone or “ together with Form I-140 for any other employment-based classification“),让我不知该如何理解)
-"for any other employment-based classification“ means EB2, EB1,etc.