In world the Microsoft endures as the biggest IT company. where raise threatens to dominate computing and the net , the Microsoft product is not a freeware and also not so simpatico. lots of bugs have to be apply a Ms office which is a Microsoft product and the product is opearting nice but now its start giving fault and is ineffective to set up/remove. so he started apply the open office. open office is a software which same soing as ms office.