“Copy, Copy, Copy Cards are the central tools behind Mark Earls’ exciting new book of the same name. Based on several years’ research and practice, they help you do better behaviour change strategy faster. ‘The #1 Hack for better marketing’, indeed. As a set, the cards gather more than 50 different behaviour change strategies into 1 pack of starting points for you, each strategy brought to life with a number of real-world examples.”