Shopping experiences must be shared: this is why I’ve written down my opinion about purchasing online at Sephora, a beauty colossus which doesn’t need further introductions.    If you don’t live in a big city served by the main beauty and fashion retailers, shopping online is a great chance to buy at great prices and specific brands. So it happened that, after receiving a newsletter from Sephora with an interesting offer, my sister decided to buy her signature scent online: Alien by Thierry Mugler. The tempting offer consisted of a box with four Benefit mini-size products for all orders over 30€. The promotion was such a success that the available…