Marie Kondo’s latest book “Spark joy” has just been released while her previous book “The life-changing magic of tidying up” is still all the rage and is inspiring people all over the world to-clutter. Maybe you’ve heard about it and wonder what the fuss is all about. Or maybe you want to get organised and wonder whether you should wait to read it to get started. Well I’ve read her first book so let me summarise the 10 key principles of the KonMari method for you and offer you my views on it as a professional organiser.