This is the long, but catchy, title of a book published in 2014.
It is a method devised by Marie Kondo for decluttering your house and workspace.
She boasts no relapses among her clients and still has a three month waiting list.
Her book has sold millions of copies in Japan, Europe and the USA.
It really works and has transformed many people’s lives.
It’s rare for a self-help book to be so successful and easy to implement!
Check out her official English site here.