what american customers do

The search results provide different information that is not directly related to the question. However, based on the available information, it is unclear what American customers do. The first two search results are related to a crossword puzzle clue, and the answer is "FLY." The third search result discusses the consumer goods that Americans buy the most, including food, clothing, electronics, and furniture. The fourth search result provides data on household final consumption expenditure in the United States. The fifth search result discusses the rise of American consumerism after World War II, including the purchase of items such as televisions, cars, and household appliances.