No I did not apply on emergency basis. On Emergency basis you get AP on the same day, but you will at INS till evening. Normally, When you apply for AP at local INS, they says, approval will take 30 days(maximum). It means you may get it in a week also.
I attached:
Cover letter
I-131 form
2 Photoes
MO to "INS"
Copy of 485
Copy of EAD(front&Back)
Copy of I-94
Copy of EAD receipt (Its not required).