1. There are so many substitutions are necessary to make a difference of, apparently, as well as reflect the benefits that the customer will get seriously.2. Although the direct competitors are dependent not so much, but there are a lot of indirect competitors as well as new competitors can come race easily.3. some consumers feel that healthy food tastes bad.4. customer turnover rate for the restaurant business is quite low at certain times.5. because it is a service business, providing and receiving services occur at the same time and affect customer satisfaction. upon making it difficult to control the quality of service.
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