She told us more about how etiquette rules have evolved throughout the years, how to respond to people who claim that one or another etiquette rule doesn't make sense, and what new etiquette rule she would enact herself. Sometimes etiquette rules just don't make sense, so why adhere to them? This netizen had a similar idea when they decided to ask: "What's a common social etiquette rule you just don’t agree with?" The etiquette expert agrees that not all social etiquette rules need to be here forever. We asked Lisa Mirza Grotts how one should respond when someone calls them out on an outdated social rule.