This dissertation is the result of an in-depth research in the topics of Internet, e-business and e-marketing. Subsequently , examines the scope of e-business and the models it can follow, the internet and the requirements for usable e-commerce website design and the technology behind the Human-Computer Interaction of e-business. Then emphasises on Internet marketing; in other words the application of marketing principles and techniques via complex interactive digital media of internet. Explains the use of internet for promotion through search engine marketing, the public relations through the internet and the concept of the internet as a community. Finally answers the argument how the development of the global marketplace of the internet impacts on businesses and how they can take advantage of all these opportunities whilst meeting customer expectations.