It is impossible for EB-3.

For EB-2 , it depends on whether you are affected by visa regression or not .If not , you might apply for EAD with your I-485 after the approval your I-140.Then switch employer six months later accroding to AC21.

所有跟帖： 

• 如果乱七八糟的方法都算的话是可以，但是可能会带来坏的影响 -xiaobaitu- ♀ (271 bytes) () 01/17/2007 postreply 18:24:12