Inventory /wp-content/uploads/glossary_videos/Inventory.mp4 Inventory are materials and merchandise held for sale by a company during the normal course of business. The Phillies keep a large inventory of jerseys, caps, balls, and other souvenirs, in a warehouse in South Philadelphia. Related Articles: A Student Startup Builds E-commerce on the BlockchainThe Power of Technology Lifts Sales for Mumbai's Book VendorsSocial Entrepreneurs Tackle Climate Change and the Future of Food8 Retail Lessons from the CEO of Spirit Halloween StoresThe Art, Business and Community of Baseball Gloves