Laptop is fast raging now in our country. It is a personal computer for portable use. This computer is very likely with a personal computer but the only thing is that you can bring notebook wherever you go, and you can browse anytime because it has a rechargeable battery. As years, months or days each portable computer became smaller and lighter and even affordable. It has different classifications namely, full-sized laptop, notebook, tablet PC, Ultra mobile PC and handheld PC. There are advantages and disadvantages of portable computers. One of which is the physical portability – not only in offices and home – but also when you are on the plane and you can use also if you have a client call. For the disadvantage is the upgradeability because it only have a limited memory and hard drives. Hundreds of brands are available nationwide.