Rule #4 

Rule #4 is a rule that states you must respect women at all time, and you must never pressure them with unwanted romantic advances. It is used to keep lacrosse players everywhere off the shit list

Chad: "grabs chicks ass at a party"
Brad: bro what are you doing!? Rule #4 bro!
Chad: holy shit bro I'm so sorry your right, rule #4
Chad: I'm sorry that I disrespected your personal space Jill, please forgive me

Rule #4 by SadFart64 October 1, 2019

Industry Rule #4081 

Your new shit ain’t good as your old shit, til your new shit is your old shit.

Industry Rule #4081 Your new shit ain't good as your old shit
'Til your new shit is your old shit, son-Logic

Industry Rule #4081 by Watamboar August 19, 2020

Industry rule #4080 

1 - "Record company people are shady", in the immortal words of A Tribe Called Quest's Q-Tip.

2 - By extension, a rule reminding not to trust anybody whose actions in a particular situation are driven by the urge to make money.

1 - "Industry rule #4080, record company people are shadyyyy!" - Q-Tip, "Check the Rhime"

2 - "Don't trust that guy, remember Industry Rule #4080."

Industry rule #4080 by mika_shinryu October 5, 2006

rule #421

If we cannot have the pot that you post on the internet, we do not care about it.

This guy posted a picture of pot on Facebook. Remember rule #421

rule #421 by josh2hosj February 7, 2015