A store or shop is a place where goods and services are exchanged for money. The term 'store or shop' can refer to a variety of different types of businesses, from small convenience stores to large department stores. The term 'MART' is a four-letter word that is often used to refer to a large retail store, such as a supermarket or department store. Marts typically offer a wide selection of products and services, and may also include restaurants, banks, and other services.