walmartcorporate / Flickr Walmart Inc. (NYSE: WMT) is America’s largest retailer, but it is also its worst one according to two widely regarded surveys. Quick Read Walmart Inc. (NYSE: WMT) is not only America’s largest retailer but also its worst according to two widely regarded surveys. Walmart performed poorly on rankings of both customer satisfaction and company reputation. Some investors get rich while others struggle because they never learned there are two completely different strategies to b ...