As her cameo on Two Broke Girls aired last night (most giffable moment, below), Kim Kardashian was in California on stage at Recode's mobile tech conference, resplendent in a white J W Anderson pencil skirt and revealing her tips for success at social media. Ostensibly there to talk about her app, Kim Kardashian: Hollywood (believed to have netted some kind of crazy money – like $200million – in the past year) KK spilled on her favourite networks, the tao of Twitter and her surprisingly old-school phone of choice. Read on to see her five rules for winning the social race...