The Enterprise Operating Model is a technique that is used in phases A through to E in the TOGAF Architecture Development Method.
The main ingredient to establishing interoperability is to determine the Corporate Operating Model.
The Corporate Operating Model will determine what type of interoperability approach will be appropriate.
The Operating Model is the necessary level of business process integration and standardisation for delivering services and goods to customers. The Operating Model will describe how a company wants to grow by providing a more actionable and stable view of the company.
There are four operating models each based on the level of business process, standardisation and integration. It is using these models that architects are able to decide the level of detail and complexity of solution and architecture building blocks.
The four operating models are: