profit maximization in a perfectly competitive market We have been using internet banking for quiet sometimes now. Even though there are internet banking security breach occasions, nevertheless the percentage is quite small. People has learned to be very careful and protecting themselves when you use internet banking. Internet banking users are smart people and they understand how to protect their computer from malware and hacker which has the possible to interrupt into their internet checking account. Well, the most recent trend within the dental industry and practices is usually to select locum tenens dentist. They are temporary dentists that appeal to certain requirements of the particular clinic limited to a few days and soon move over to a new clinic. This trend continues to be accepted in the field of medicine since a long time, however the trend has currently influenced the dental practice. One of the major factors behind the rapid expansion of this trend is the demand for dentists has increase along with the numbers of professionals usually are not sufficient to enough to focus on the requirements. As a result, just one individual creates a short lived basis in numerous clinics and chambers. Along with the social network virtualization, the market is not necessarily true place and place, many of today's business is achieved through the computer network, China's largest e-commerce site, taobao is to provide the exchange of virtual market. Taobao, Asia's largest online retail business circle, is committed to creating the world's preferred online retail business, founded by alibaba group on May 10, 2003. Taobao now spans two large parts of C2C (consumer) and B2C (merchant to individual). As of 2008, there were more than 98 million registered users, with the majority of online shoppers in China, covering the vast majority of online shoppers in China. In 2008, the transaction volume was 999.6 billion yuan, accounting for 80% of the online shopping market. The manufacturing capacity of the UK car is ranked by the top, which can be seen from the manufacturing scope of the product and the scale of the industry involved. The British automobile manufacturing scope covers include cars, commercial vehicles, buses, bus in various fields, such as mass production can be conducted at present, the UK has seven car manufacturers, eight commercial vehicle manufacturers, 11 bus passenger car manufacturers, more than 10 large premium cars and sports car manufacturers. According to the British association of automobile manufacturers and dealers, in 2013, Britain has 1.6 million cars, rolled off the production line is equivalent to have a new car every 20 seconds, 77% of products exported to all over the world. The level of car manufacturing in the UK is also attracting top manufacturers from around the world.