That is why Saint Laurent authentication services will continue to help the brand’s long-term resale value. The Origins of Yves Saint Laurent’s Retail Vision (1961-1970s)In 1966, the opening of the Rive Gauche boutique in Paris marked the first major retail innovation for Yves Saint Laurent. As a result, the retail strategy of Yves Saint Laurent became more consistent across locations worldwide. What did Yves Saint Laurent accomplish? How did Yves Saint Laurent influence fashion?