For example, some critics charge that Walmarts low-priced purchase even their placement within stores, are a ploy to entice customers to purchase more and higher-priced goods: Such critics would charge Walmart with deceptive and manipulative pricing and marketing But perhaps the greatest ethical criticisms of Walmart have involved its treatment of workers. Walmart is well-known for its aggressive practices aimed at controlling labor costs. Walmart argues that this is part of their strategy to offer the lowest possible prices to consumers. By controlling labor costs through wages, minimum work hours, high productivity, and keeping unions away Walmart is able to offer consumers the lowest everyday prices. One of the most infamous cases of employee treatment involved health care benefits.