I started reading home and lifestyle magazines when I was five, and it was this that inspired me, from the age of fifteen, to undertake a serious study of tidying that led to my development of the KonMari Method (based on a combination of my first and last names). I am now a consultant and spend most of my days visiting homes and offices, giving hands-on advice to people who find it difficult to tidy, who tidy but suffer rebounds, or who want to tidy but don’t know where to start.
This is what really makes her advice credible. She isn't someone who came up with a method of organizing to get rich or sell books, this is who she is.