Save yourself the rules-lawyer hassle and add a rule saying essentially "all the other rules are good-faith guidelines, but we can ban you for any reason we wan

Save yourself the rules-lawyer hassle and add a rule saying essentially "all the other rules are good-faith guidelines, but we can ban you for any reason we want." This is already a de facto rule in all forums/etc; forums that don't state it explicitly just have moderators stretch and contort the other rules to essentially become this rule anyway.