IT gives us the great profit. IT can make our life go smoothly and comfortably. It is one of the most useful resources in the world. Some people use it in the good way but some do not. If we do not use it properly, problems occur. For addition, if we do not use our IT devices in the way it should be used, it would be harmful to us. For example, if we use it illegally like to hurt or murder people it causes some problems with law or social critics. To conclude, we should learn how to use IT well and properly in order not to make problems.