MINNEAPOLIS--(BUSINESS WIRE)--As consumers continue flocking to resale stores for greater discounts and to stretch their families' budgets, Winmark Corporation's resale brands are seeing the results and continuing to grow rapidly across the United States and Canada to meet demand. Winmark Corporation's children's resale franchise, Once Upon A Child®, has opened its 300th location, following swiftly in the footsteps of its sister brand, Plato's Closet®. The teen to 20-something resale franchise