Between 1983 and 1984, three retailers opened in the United States that would drastically alter the landscape by introducing a new business model to consumers.  The retailers were Costco, Sam’s Club and BJ’s and the mode was wholesale club for consumers. While the specifics vary some, at the base, the experience is similar — consumers sign on for memberships, which give them access to shop the club throughout the year. All offer fresh grocery items, general merchandise and consumer package goods — generally at a discounted price and sometimes in bulk.

The memberships are also tiered, so that different levels get additional rewards like cash back on purchases, free shipping on eCommerce orders, travel discounts as well as access to specific special events and offers.

Read more here: https://www.pymnts.com/exclusive-series/monday-meetup/2019/why-samsclub-com-ceo-says-its-a-60b-tech-start-up/