Mostly people consider laptop to be a small portable computer that has capabilities of the desktop but can close and open like a suitcase. Actual laptop is a general name and in reality there exist different kinds of that extremely portable device, the peculiarities of which depend on your needs. There are laptops that are very light and ultra portable. They are called sub-notebooks. This type of the laptops is perfect for the travelers since weighs no more than four pounds. Larger notebooks