Send us Fan Mail We compare Columbia’s hot, humid reality against Portland’s frigid springs to show how climate drives every merch choice, then dig into vendor timelines, GCP vs full custom hats, and the tradeoffs that keep a team store profitable. We wrap with a deep, lively history of Columbia baseball with Kelly Robinson. • store size and layout shaping assortment • weather dictating fabric, layers and accessories • staples vs experiments and reorder strategy • long-sleeve tees as repeat ...