In the dynamic environment of online transactions, managing the responses and callbacks from payment links is a critical component of the integration with Ping Payments. This chapter provides an essential guide to understanding and handling the various statuses of payment links. You will learn how to interpret the callback responses effectively, track payment statuses, and integrate these updates into your system for a seamless transaction process. This guide is designed to ensure you can maintain consistent transaction flow and handle post-payment actions with confidence, and focused on when you're using Ping Payments Checkout.