Computers are being used in the business world, where the internet also plays a very important role. The net is a system of networks spread out across the world and connected to computers world-wide where information can be accessed through one computer. Due to the internet being a wide network to spread messages, it has become an important component for e-commerce and e-mobile commerce.

Through this, people can easily do propaganda and publicity of products and services. Nowadays, the facility of returning products which are not found good when bought through online marketing is being upgraded due to its popularity, so that the customers are impressed and motivated to buy other products.

The internet provides assistance to users in the following ways:

• Information about any topic can be obtained through the world wide web. 
• News available in leading newspapers and TV channels can be read or seen. 
• Messages can be exchanged using e-mail. When two parties are connected to the internet, the mutual conversation can be made and messages can be exchanged. 
• Files, pictures, animation, etc can be transferred to another location. 
• The menu of products and services can be searched to obtain information about an online purchase. 
• Website regarding information about the products and services of an organisation can also be made.