When you have a holiday card in hand you start to plan a business trip or a holiday to Rome, and you have to determine where to go shopping. Where do you locate the best prices? You can locate all the well-known designer names in Rome such as Armani, Prada, Gucci, Valentino, Dolce e Gabbana, and Versace. And many of these esteemed trends originate here and in Milan (a few hours north). Most of the principal designer top end stores of this quality are situated in the region between Piazza di Spagna (Spanish steps) and Via del Corso. A few…