Opening hours at Wal-Mart generally range from 7.00 a.m. to 11.00 p.m. six days a week, and from 10.00 a.m. to 8.00 p.m. on Sunday.
All Wal-Mart stores maintain uniform prices, except where lower prices are necessary to meet local competition. Sales are primarily on a self-service, cash-and-carry basis with the objective of maximizing sales volume and inventory turnover while minimizing expenses.