This publication is essentially the explanation of the collaboration of the 15 other continuous everything value streams as defined in the continuous everything series.Continuous Service Integration encompasses all aspects of BizDevSecOps to deliver an integrated service to the business by combining the service delivery of different service providers as if it were a single service provider service.This book is a publication in the continuous everything series. The content consists of a discussion of the 5 recognized patterns of integrated services and how the risks of these 5 recognized patterns can be managed by using the value streams as defined in the continuous everything series. A chapter has been written for each pattern with the definition, the risks and the countermeasures, always including the relationship with the 15 related continuous everything value streams in which the assurance of the risks is defined.