the bartender gave him a free drink valued at four dollars so so he implemented the cahuenga principle and he left a two dollar tip
a very specific rule governing the tipping for free drinks stating that the value of the tip given should be no less than half the combined value of the drinks
"the bartender gave him a free drink valued at four dollars so so he implemented the cahuenga principle and he left a two dollar tip" What is the definition of "cahuenga principle"?