Compare and contrast

Every website has its own unique characteristic. However, no matter what website you are visiting, you will find there are many homology. Now I will introduce 3 websites, they are an online sales website www.amazon.co.uk, a car company¡¯s website http://www.ford.co.uk, and a toys online sales website www.etoys.com. There are some similarities and differences among them. And I will compare and contrast them as follow.
First, there is an obvious similarity that the 3 website is to sell goods online, but there exist a big difference among them. http://www.ford.co.uk is a car company¡¯s website, its main task is not to make money, and its goals are to introduce their product and sell them online. However www.amazon.co.uk and www.etoys.com are the completely Internet companies, their websites are their main product, they use it as a media to sell goods like an ¡°Internet shop.¡± Both of them don't produce goods, they get profit from the price difference of products and advertisemen...