1-140 Got Denial ..help

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My I-140 got a denial in Sept 2011 (Mine was I-140 , regular process ,NOT premium one ), Got denial bcoz not submitted the right documents in right place and time. now we submitted the I-290B Notice of appeal Or Motion and now got a letter one Dec 2011 that they sent this case toAdministrative Appeals office for review . I would like to add some more supporting document to this case , how I can do that , is there any way I can send them some documents to prove my stands ;

1 . Is there any contact adddress or number I can or my employer/attorney can send them ?all these document

2) or create service request how we can do this .please help ..What should I do now...

3)What is the success rate if case moved to AAO?

4) Now going to start an EB3 with same employer and planning to do an PORTING to EB2 with different employer later...please advise..Thanks