Christmas dinner in Australia is somehow just like the traditional English version. However, Christmas will come in heat with the Southern Hemisphere's summer; hence, meat, chicken and turkey are served cold with cranberry sauce, side salads or roast vegetables accompanied by Christmas pudding and mince pies on Christmas Day. It is common to get a picnic or even a barbecue out-of-doors on this occasion as being a popular method of avoiding the temperature from the oven. Caffeine and sugar like coffee or soda are believed to become the regular and preferable food for overnight employees because such food is effective in reducing the tired feeling and help workers stay awake. However, caffeine can lead to sleep issue in the daytime, the ones working through the night could get with insomnia that causes bad eating habits. Thus, nightshift people should take caffeine amount into consideration with regard to their own health. Yes, many of us aren't designers but we've got our aesthetics, don't we? And imagine if you describe your e-book's theme to many designer nevertheless they avoid getting the design of its way of writing while you do. You know your book more than anyone on earth. So use your creativity and try designing a protective cover for the eBooks yourself. It will not have a large amount of your time and you'll benefit from the process for sure. Market is the inevitable product of the division of labor and the development of commodity economy. At the same time, the market also promotes the social division of labor and the further development of commodity economy during its development and expansion. The market through information feedback directly affects the production of people, how much production, and the market time, product sales status, etc.; Middle link commodity economy development process, supply and sale, the parties to provide production, supply and sale parties exchange places and other exchange, exchange time, to realize the commodity producers, operators and consumers their own economic interests