Hey guys i don't know how to use this thing and i am freaking out here please give me advice. i recieved my NL letter back in may and i just filed it this august. my case number was AS00033xxx. am i too late? also i didnt know that i was suppose to pay 440$ to DOS. except that i sent everything to USCIS in my i-485 packet. i also didnt send any DS forms to KCC. i am already in the usa and i understood only doing i-485 would be ok. i am planing to send my DOS fee tomorrow and send the reciept to uscis chicago lockbox. hey friends am i doing right thing here or i screwed up my chance plz plz give me advice. thank you all of you.