This document summarizes a presentation on successful Procure-to-Pay programs. It discusses Dollar Tree's implementation of a P2P program through Ariba, focusing on change management, implementation teams, training, spend analysis, feedback, supplier enablement, and early payments. It also discusses Corinthian Colleges' business case for a P2P program, how it would help problems like rogue spending, and its plan to implement the program in waves based on category suitability.