Even if you've become quite good at the "name-that-designer must-have" street-style game, the shopping habits of some of our favorite editors still remain quite the mystery. Perhaps you think their Baleciaga and vintage Chanel just fall into their laps? Or magic is involved? No sir, these ladies are pros at knowing where to find a true gem, how to really stretch a dollar, and what to buy when you need a gift that's bound to impress.We tapped right into the most knowledgeable sources, speaking with the leading ladies of Glamour, WhoWhatWear, Bullett, and our own R29 EIC, to find out what stores keep 'em coming back for more. And while some may suggest a low-key flea market, a peek at the children's department, or a trip to Istanbul, don't be surprised if these style stars are buying from the same stores you also peruse. All their juicy insider tips are available to you, just ahead.