The world of internet evolves quickly and it becomes an important means of trade. It brings new business opportunities with a need for specific business strategies. In order to be competitive, every company has to exploit as many advantages as possible and many advantages can be gained through the use of the internet (such as cost economization, easier integration of company departments and efficient data sharing, etc.). It is also important for e-shops to offer innovative services and user-friendly interface that will distinguish them from others. The aim of this thesis is to identify the opportunities for companies that the internet offers, to describe the specifics of internet business and its advantages and disadvantages, to analyze str...