Owners Tinh Nguyen and Julie Tran designed Rose Couture to play to the power of social media. Two towering floral installations are feminine backdrops for #manimonday nail selfies, and the sleek black and rose gold interiors are post-worthy, too. “We worked really hard on the concept,” Nguyen says. “We did a lot of research and a lot of Pinterest-ing to make sure we designed something that is totally out there and different.”