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While there are certain "core" functions that the majority of EPMOs perform, the role, the staffing, and the services or functions delivered vary to a surprising degree from one enterprise to another.

The ways of exit vary to some extent due to the operation of the enterprises they make investment in and the outside financial environment.

While it may seem shocking that there are at least 50 OSI-approved licenses, the licenses vary to suit the content, the purpose, and the needs of the licensor.