WhatsApp Etiquette Exploring all the do’s and don’ts of WhatsApp. Do rules really exist or is it all about making it up as you go along? Poppy explore the world of blue ticks (grey ticks too!), group chats as well as the wider ‘codes’ of social media with her guests Amber and Irfan. Do rules really exist or is it all about making it up as you go along?