I believe that at a minimum you must be given the opportunity to opt out. I've been a "member" of a class action suit on a couple of occasions. I only knew I wa

I believe that at a minimum you must be given the opportunity to opt out. I've been a "member" of a class action suit on a couple of occasions. I only knew I was a member because mail showed up informing me that I was, and giving instructions on how to opt out. (which I did because I was entirely unaffected by the circumstances outlined in the suit)