4510 McKinney Avenue, DallasDuck into Forty Five Ten on Dallas’ bustling McKinney Avenue and it is immediately apparent that the pursuit of sartorial pleasure is considered an unalienable right here. The clean, cozy space showcases coveted labels such as the Row, Proenza Schouler, and Givenchy, while elegant glass display cases are filled to the brim with baubles from ­jewelry designers such as Kimberly McDonald, Melissa Joy Manning, and Dean Harris. Owner Brian Bolke only stocks his store with items that reflect his creative vision, which explains why every piece is meticulously curated. “In the end,” he says, “it’s all about the edit.”Flower PowerBolke is no stranger to retail. Having paid his dues at such powerhouses as Neiman Marcus and I. Magnin, he opted out in 1995, when he opened a flower shop, aiming for a simpler, noncorporate atmosphere more in line with his perso