In a tutorial detailing the creation of a lightweight ticket-selling dashboard, the author explains how to leverage Square's Payment APIs and Retool's drag-and-drop interface to build a custom ticket-selling application. The guide covers setting up a Square API resource, creating Retool resource queries, and using various APIs to manage ticket orders, including creating, searching, and retrieving orders. It provides specific instructions on configuring the front end in Retool, including setting up ListView and Form components for ticket purchasing and a Table component for managing and viewing order details. The tutorial emphasizes hands-on experience, encouraging users to test the application thoroughly and explore further customizations, such as integrating with other APIs for additional functionalities like donations or loyalty programs. The overall goal is to offer a customizable, user-friendly ticket-selling platform that minimizes fees and enhances the user experience.