Quote Originally Posted by Kaedan94 View Post

Also, many tanks think they can spam Flash for group threat. You cannot. While the Blind debuff is up from Flash, another use of Flash will have no effect. You need to wait until the Blind debuff is gone before Flash will apply enmity again.
Is there any evidence to support this? From my experience Flash works everytime to increase my enmity, even if the Blind component has no effect/is fully resisted.