I751 need further documents, how long have to wait to get respon

I applied for I751 removing 2 year green card condition in May 2011

and Feb 2012, they need further document. I send the further documents in march 2012.

how long I have to wait to get response? please help me to answer it

所有跟帖： 

• 回复：I751 need further documents, how long have to wait to get res -jenny2003wu- ♀ (126 bytes) () 05/17/2012 postreply 21:48:47

• Case by case. -863211- ♂ (336 bytes) () 05/18/2012 postreply 12:18:07