While pervasive computing provides a potentially vast business opportunity for many industry participants it also brings with it challenges. In this article, we further analyze and demonstrate how to use the previously developed MobiPass architecture to convert the unpredictable, highly dynamic pervasive environment into a trusted business platform .It utilizes the widely accepted passport concept to evaluate and classify the potential mobile entities into a trustworthy form. It allows fine-grained access control without necessarily having had prior interaction with or knowledge of other parties and environments by setting customized rules against a MobiPolicy. The case-study of mobile social introduction is used to further describe the architecture and techniques. As the architecture provides the solid foundation for building a trusted and autonomous platform, it can greatly increase the users? confidence in interacting in ubiquitous environments and boost mobile business.