High Quality Content by WIKIPEDIA articles! Wal-Mart has been subject to criticism by various groups and individuals. Among these are some labor unions, community groups, grassroots organizations, religious organizations, environmental groups and Wal-Mart customers. They have protested against Wal-Mart, the company`s policies and business practices. Other areas of criticism include the corporation`s foreign product sourcing, treatment of product suppliers, environmental practices, the use of public subsidies, and the company`s security policies. Wal-Mart denies doing anything wrong and maintains that low prices are the result of efficiency.