Wal-Mart is one of the popular shopping centers in United States, where people buy stuff for them, was discovered by Sam Walton. It is considered to be one of the largest and profitable companies and it has established its stores worldwide.wal mart has the maximum number of employees than any other company in United States. In the recent years, Wal-Mart has been criticized for its various unethical business practices by various groups and individuals. One of most important controversy is the poor labor practices adopted by Wal-Mart and due to which it has been blacklisted.