lobes of brain

images the cerebral lobes Nervous System: Brain Lobes #1desitechie05-03 11:19 PMI have applied EAD renewal to AZ lock box. It was delivered on Mar 29. I have not got any receipt so far. Also check is not cashed. Now it is 30 days and I should be able to call USCIS. I have two questions: 1. Mail was sent with delivery confirmation, which confirms delivery on Mar 29. What if the package is