Online Dating Rules & Etiquette You Need to Know 1. So to give yourself every chance of success, join me as I take a look at 15 online dating rules. With more and more dating sites and dating apps popping up, and with more and more men and women joining online dating apps as online dating loses its stigma, the way you approach the whole thing has to be absolutely right. But here’s the thing: Online dating is complex. What worked for you last year might not work for you this year. It’s official – the online dating etiquette are important and they have evolved.