Fidelity to the project process was of critical importance to police department staff. The integrity of the process was adhered to with the aid of multiple fidelity – based checklists developed in collaboration with police department staff. The checklist represented key steps in the process of planning, implementing, and evaluating the effectiveness of the project. This included checklists regarding obtaining BP recordings, entry of data per data quality informational procedures, follow – up procedures related to contacting those with high BP recordings, and transmittal of anonymzed data for programmatic evaluation purposes.