This document is a guide that outlines the risks involved in relying entirely on payment processors (PSPs) for digital transaction processing. It discusses how the increasing popularity of digital payments has created a complex environment for managing customer payment data securely and in compliance with regulations. The guide highlights the common pitfalls of processor lock-in, where organizations become overly dependent on a single processor, limiting their flexibility and increasing costs. It details deceptive practices such as hidden fees and dynamic pricing that can lead to unexpected expenses for businesses. Additionally, the document emphasizes the importance of understanding the terms of contracts with PSPs, including potential penalties for early termination and the challenges of migrating to new processors. By providing insights into these risks, the guide aims to equip organizations with the knowledge needed to make informed decisions regarding their payment processing strategies.