Some people think they're pure evil. Others love the discounter. However, one thing is fact, they are certainly growing fast and as the nation's world's largest retailer it's inevitable for them not to have a presence in the region. In fact with that presence comes growth in their market share, which is taking on longtime market leaders Harris Teeter and Food Lion. [See related article]. The Wal-Mart pictured above is in Charlotte's northwest region in the Mountain Island Lake area.