The internet has also created new opportunities for businesses, especially in the fields of advertising and sales. It is also very practical for the customer. a shopping trip in the past often meant a time-consuming visit to lots of shops ,searching for what you wanted and at a reasonable price. Not any more. You can now browse the ‘shelves’ of lots of online shop from the comfort of your own home in the same time it takes you to visit just one real shop. You can even visit websites that allow you to compare the prices of that same product at various online stores. Shopping for books, DVDs and CD has never been easier and quick delivery also means that you rarely have to wait long to receive what you've ordered