after filled out an application online, they sent an email for you to take 2 assessments online, followed by exam 473 which will be held at testing center of your choice. most of these test are about your characteristic, work ethics, memories. after you passed the test, you will be required to have your driving record checked from outside agency which will email you what information they need from you (i think only your driver license number, name, dob and ssn. after less than a week, i got an email for interview invitation at usps main facility in brooklyn at 9am. i was there early at 8:30, even though there were about 20s ppl before me! when the time reach close to 9am, there actually more than 100 ppl, we all walked to a big conference room, signed in and seated in like a big lecture room! one of the interview supervisor explained all aspects of the job duties, benefits, salary, usps system. then, you will be interviewed with individual interviewer on the first come first serve basis. there were about 10 interviewers in the room.