Martin Butler

The author is the 3 international book sales and retail, including "Art of Selection" and "You are not Important, but They are Important"
30 years of sales and sales manager at Saatchi and Gray Advertising Company and CEO of the largest private advertising company in the UK.
Brand Sales Consultant for Royal Mail, Mitsubishi and Barclays
10 years of interview with CEOs of over 100 world-renowned retailers in the pursuit of success, including Harrods, Amazon, Zara