By telling them to go fuck themselves, naturally.
She explained:
Sometimes it's to genuinely see if they know that there's somebody else on the other side of that screen that they're talking to. Most of the time, they're just so excited to get a reply that that's the frustrating part: You realise they don't even think this, they're just saying it because they wanted to rile you up, or they wanted a hello. That frustrates me so much, because it's incredibly childish, one, and two, why do we need that kind of acknowledgement in society today, even if you say something negative?