Just an FYI of things to look for when protesting. Police are allowed to lie to you. In Philadelphia, “3,6,9” is a verbal code cops use with each other to signal they are police.
Originally Posted By u/Covidicus_Vaximus At 2025-03-25 01:15:39 PM | Source
They were never required to AFIK but I believe it went all the way in the late 70s or early 80s.