USPS Training What to expect from the USPS training regiment. Shadow Day What is a shadow day?  What are the expectations?  When do they happen? Typically your Shadow Day is chance for a first-hand observation of a regular carrier.  This should happen before you go to Academy, but it doesn't always pan out that way. Academy How long is academy.  What material is covered.  What "isn't" covered?Route Training What to expect from your Reg.  Kick them in the pants if they try to sabotage you!