its a vast topic by itself, but its usually based around the idea that violating unwaivable rights would be grossly unfair or abusive. https://en.wikipedia.org

its a vast topic by itself, but its usually based around the idea that violating unwaivable rights would be grossly unfair or abusive. https://en.wikipedia.org/wiki/Unconscionability https://en.wikipedia.org/wiki/Unconscionability is a closely related concept. Unfortunately for the people that like to think about the law in terms of hard logical equation evaluations, this is one area that is quite "fuzzy", simply because of the massive amount of circumstance surronding individual issues.