IBM将SOA质量管理定义为这样一个过程，通过确认SOA生命周期中服务的功能和操作此过程能够确保服务满足业务需求。
IBM defines SOA Quality Management as the process by which to assure services meet business requirements by validating service functionality and operations throughout the SOA Lifecycle.
次要角色有额外的需求，如果为满足这些需要而进行变更，符合此描述的人就可以使用主要角色的界面。
A secondary persona has additional needs; people who fit this description can use the primary persona's interface only if changes are made to address these needs.
此操作方法的优势为：更好满足需求、增加销售及减少库存等。
Benefits include smoother demand, increased sales, lower inventories and reduced costs to other industries.
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