Shoe Companies Run Hard to Get Feet in Doors Fierce competition, smallish stores, desire for semipermanence create P-O-P stampede Fancy Footwork It takes skillful maneuvering to outpace the competition in today's footwear market. Merchandisers reveal P-O-P strategies that help their shoes shine. Plastic Bottles Return as K-Swiss Shoes, Displays S.H.O.E. Looks to Heal the Planet Through Recycling