Please help. I485: Request for Additional Evidence

Yesterday, I received an email from CRIS. The content are as follows.
My background: EB2-NIW filed in 5/2007 and Approved in 8/2008; filed I-485 in 07/2007. All at NSC.

Please help, what's the indication? And what are the NSC requesting? Thanks a million.


Application Type: I485 , APPLICATION TO REGISTER PERMANENT RESIDENCE OR TO ADJUST STATUS

Current Status: Request for Additional Evidence Sent

On January 28, 2009, we mailed a notice requesting additional evidence or information in this case I485 APPLICATION TO REGISTER PERMANENT RESIDENCE OR TO ADJUST STATUS. Please follow the instructions on the notice to submit the requested information. This case will be in suspense until we receive the evidence or the opportunity to submit it expires. Once we receive the requested evidence or information and make a decision on the case, you will be notified by mail. If you move while this case is pending, call 1-800-375-5283 to update your address.

所有跟帖： 

• 回复：Please help. I485: Request for Additional Evidence -NaoNao2008- ♀ (463 bytes) () 01/29/2009 postreply 15:44:17

• 回复：回复：Please help. I485: Request for Additional Evidence -BM_July2ndfiler- ♂ (54 bytes) () 01/29/2009 postreply 18:38:14

• USCIS asked me for proof of continous employment authorization i -needyourkindhelp- ♀ (0 bytes) () 01/29/2009 postreply 19:28:12

• Your information is much useful, thanks -BM_July2ndfiler- ♂ (0 bytes) () 01/30/2009 postreply 10:25:08