Many people now travel the world on business and they need to be able to use a computer at all times. Firstly,it is important emails when they are away from their offices. secondly,having a laptop means that people don't waste time when they are travelling,as they can work while they are on a plane or train,for example.lastly,alaptop can also help busy businessmen and women to relax.they can listen to music or watch their favourite movie while they are hundreds of kilometres from home!