Thai smile as low cost airline premium new species that come to the low cost premium airline. Excluded from the Thai Airways to fly within the country. Hence, it is interesting to joint venture with airlines because the airline is reopened and, of course, comes from the Thai Airways. To earn the trust of users that use Thai Airways and always. Make the stock up high, but it is certain that the economy is paramount, and it seeks a short period of time because of the way the airline's promotion came a stimulus investment of the investor at any. Therefore, Thai smile tends to make more profits.