Service identification approach

Talking about the Service identification that approach between the top-down and bottom-up methodologies promotes the re-use and the maintenance.

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As the top-down approach is the business-driven it may be practical in order to separate the several concerns of the business and IT on several plans, offering a common ground in between. Thus, in most of the situations it is the most suitable if you want to increase the reuse and ROI within the medium/long term.

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