<P> A hybrid organization is a body that operates in both the public sector and the private sector simultaneously, fulfilling public duties and developing commercial market activities . </P> <P> A voluntary association is an organization consisting of volunteers . Such organizations may be able to operate without legal formalities, depending on jurisdiction, including informal clubs . </P> <P> Organizations may also operate in secret and / or illegally in the case of secret societies, criminal organizations and resistance movements . </P> <P> The study of organizations includes a focus on optimizing organizational structure . According to management science, most human organizations fall roughly into four types: </P>

Report on visit to local organizations meaning and definition