Proper business process management is a pivotal area for improving the organizational efficacy. Rare research concerns the comprehensive analysis of both BPMN model and the model execution. Moreover, the modern privacy challenges and data flows are scarcely investigated within existing works. This report provides an outlook of the privacy analysis methods in PE-BPMN models, including SQL workflows in collaborative processes. The privacy policies are integrated into the PE-BPMN models and the unwanted data disclosures are identified using novel Pleak tools, advancing the awareness of privacy issues.