There are many different types of organisation, none of them necessarily the best or the worst but all geared towards enabling an organisation to achieve its objectives as quickly, easily and inexpensively as possible. Most management writers have offered differing views on which types of organisation can work best in which contexts. All these views are valid but some may not be as appropriate to certain kinds of organisation as others. Issues of power and formality, debates about the best type of organisation for public or private sector and whether the organisation has a centralised or decentralised structure and, therefore.