Myth 1: as long as there's a way to opt out, it's ok. Truth 1: opting out has to be exactly as easy (or easier) then opting in. The buttons have to be the same

Myth 1: as long as there's a way to opt out, it's ok. Truth 1: opting out has to be exactly as easy (or easier) then opting in. The buttons have to be the same prominence and equally accessible, so having to click through is illegal, as is de-emphasising the opt out button in any way. Myth 2: People who use illegal banners don't know this.