Of course the 80/ 20 rule goes for everything, anytime and anywhere. Real marketing intelligence, however, does not center on specific media, channels or plattforms such as social media and their when's and where's. The truth of the matter lies in the marketing process as definded by https://www.alexandria.unisg.ch/persons/Christian_Laesser/L-en: All depends on which phase of the customer loyalty process you are focussing: E.G. new clients will go to the big platforms for the bookong. Existing clients want to recommend "their" destination or place to eat and sleep by ways of the local websit. Customers on the way to the slopes want to check local conditions and the whereabouts of their friends on their smartphone.