What is etiquitte?

When your room mate leaves just one sheet of toilet paper in the roll so (He or She) doesn't have to put a new roll on he dispenser.

Jan has no TP Etiquitte, she always leaves the last sheet on the roll.

etiquitte - meme gif

Urinating out of a car window is certainly not etiquittal.

noun. social rules that apply when someone or a group of people are quitting something or leaving.

“He invited me to a party where I didn’t know anyone and then ditched me to go hang out with other people; what horrible etiquitte.”