sentences:  SOI approaches transcend brittle, tightly coupled EAI and Business-to-business integration approaches by mandating a separation of the consumer of each Service from the producer of that Service, thus enforcing the critical aspect of loose coupling that is required to allow an integration scenario to evolve automatically to meet business requirements.SOI provides no guidance on how to build the right Services to meet current business requirements, nor does it provide a means to execute Services in the most effective, scalable manner to guarantee long-running interactions.ESBs implement standardized interfaces for communication, connectivity, transformation, security, and portability.