Webin the book, ton details four “operational choices” central to the strategy: All play into costco’s success. Today, the wholesale giant is the second largest retailer in the world with more than $126. 2 billion in sales in 2017. Food safety operations in the warehouse club buildings, which. Webmoreover, costco’s commitment to quality assurance and customer satisfaction ensures that every product and service meets the highest standards, reinforcing its position as a. Webcostco's food safety program is divided into four distinct areas: Food safety operations in the warehouse club buildings, which involves a unique use of sanitation.