USPS test: We mailed 4 packages with GPS trackers to see how quickly they got there
How mail agencies identify suspicious packages
Former Postal Inspector Discusses Mail Screening Process
Does USPS open your package?
How local police and USPS respond to suspicious packages
Does USPS check packages for liquids?
Why Drug Dealers are Choosing the United States Postal Service - Cheddar Explains
REALITY CHECK: USPS sells your 'lost' packages - NBC 15 WPMI
How Customs At JFK Searches 1 Million Mail Packages A Day
USPS Refusing to Scan Packages for Online Resellers
Does USPS check packages for alcohol?
USPS won’t let me scan my package?
See Everything That Happens When a Package is Shipped | WIRED
How USPS Sorts Mail
Hidden USPS New Scanner Features!!!
Does USPS actually check Media Mail?
EXCLUSIVE: USPS Worker Caught On Camera Tossing Packages Out Of Mail Truck
USPS LOST Packages. Now what?
MY USPS DELIVERY WAS SEIZED BY LAWENFORCMENT!