Walmart Supercenter offers the convenience of online grocery shopping with options for free same-day delivery for Walmart+ members and free pickup. Customers can order as often as they like, with no mark-ups on prices, and SNAP EBT cards are accepted. The store promotes a Freshness Guarantee on organic produce and allows customers to choose pickup times that suit them. Trained associates select groceries, and the Walmart Grocery app enhances the shopping experience by notifying customers when orders are ready for pickup. However, some customers have noted issues with product availability, reporting that shelves can be poorly stocked. There have been complaints regarding expired products received through pickup services, and some staff members have been described as rude. While service has reportedly improved recently, concerns about staff shortages and an over-reliance on self-checkout systems persist. Overall, Walmart Supercenter aims to provide a wide range of groceries and a convenient shopping experience, but customer experiences vary.