<p>The odds of getting off a waitlist are also impossible to predict - you could be the perfect choice but there may not be any slots.
Having the counselor call is generally much better than calling yourself. As geek_mom notes, they will do the right stuff. For the very immediate future - just accept your slot. The AO is very busy right now and won’t be thinking about the wait list for at least a couple of weeks. Meanwhile, start drafting a short list of things for them to know. I wouldn’t fly down.</p>