Longs Drug Stores Corp. is one of the largest drug store chains in North America. Pharmacy is the cornerstone of Longs'' business with script volume per day per store among the leaders in the industry. Complementing the pharmacy business are the core categories of over-the-countermedications, health care products, photo and photo processing, cosmetics, and greeting cards. Their decentralized philosophy allows store managers to enhance the product mix of their store based on customer preference in the communities they serve.