Webfind out how sephora’s beauty insider drives 80% of transactions from 34 million members. Learn about personalized perks and gamification strategies that make it a loyalty leader. Webone of the perks of working at sephora is the free products that you get to try. There's a system in place to make sure that the gratis is not being taken advantage. Websephora is one of the world's most popular beauty retailers. Insider asked a sephora employee to reveal store perks and hacks that most customers don't know about.