This document summarizes a study on improving the procure-to-pay (P2P) process for contracted services in SAP environments. The researchers interviewed suppliers and subject matter experts to identify issues. Key findings included the need for standardized P2P processes and procedures, improved master data quality, use of procurement cards, and updated supplier information. The researchers developed conceptual models and interview protocols to understand symptoms, root causes, and solutions. Interviews identified seven common supplier complaints with P2P processes. Overall, the study aimed to understand best practices to enhance the P2P cycle efficiency and supplier satisfaction.