According to treatyoured.pw, these are the modern dating rules that you it cool" and extend the follow-up to almost three days after your date. 6. So let us see the eight new rules of dating in this modern world. As the dating rule book certainly isn't law, don't wait three days to call her/him. Step back for a moment and ask: Is modern dating truly normal? Then there's the issue of dating etiquette, which doesn't appear to exist at all, and no idea that the foundation of a successful marriage begins long before the wedding day.