Today is one of those days on the calendar that tend to stop everyone in their tracks and dominate the headlines. Nevermind that the Kellogg Round 1 deadline is tomorrow or that some people found out today that they were admitted to MIT - no, it's all about the HBS Round 1 notification deadline. Interview or ding? Rather, interview or ding or deferral, as that appears to be a popular option this year as well. Let's make sense of things and offer some advice on how to respond from here. We'll group it result-by-result.