How should a USPS newcomer organize their scanner and mail before running a route?

When a USPS newcomer starts running a route, don't just rely on scanner alerts; organizing the mail in the morning is key. I usually check if the DPS and flats have obvious segment errors, then separate packages by neighborhood or turn-off points, placing heavy packages where they don't block my view. I scan through hold mail, forwards, and signature alerts on the scanner ahead of time so I'm…